Classic Jeep Diagnostics & Repair in Miami

Classic Jeeps occupy a unique place in Miami's automotive landscape. The CJ-7 driven through the Everglades, the Cherokee XJ that has outlasted three modern crossovers, the Wrangler TJ that has lived its entire life in Florida's heat — these are vehicles with loyal ownership communities, specific failure patterns, and a diagnostic approach that is entirely different from the modern turbocharged Wranglers and Grand Cherokees we service alongside them. Green's Garage has been serving Jeep owners in Miami since 1957, and our experience spans every generation from the CJ series through to the end of the Wrangler TJ era.

Why Miami is uniquely demanding on classic Jeeps: Florida's climate is one of the most challenging environments for classic Jeep ownership in the country. The combination of year-round UV exposure, high ambient temperatures, and persistent humidity creates specific failure patterns that northern Jeep owners rarely encounter. Florida's classic Jeeps develop rust in places owners from Indiana or Colorado would not expect — not on the body panels where UV is visible, but underneath, where humidity and road spray attack floor pans, frame rails, and suspension mounting points silently over decades. The AMC 258 and 4.0L inline-six engines run harder in Miami's continuous heat than in any seasonal climate. And the open-top Wrangler YJ and TJ in South Florida is exposed to UV, moisture, and heat cycling that accelerates rubber and electrical degradation significantly faster than in any northern ownership environment.

Why Classic Jeep Service Requires Different Experience

The CJ-7, YJ Wrangler, Cherokee XJ, and Grand Cherokee ZJ are not simply older versions of today's Jeeps. They use fundamentally different engine management systems, electrical architectures, and mechanical configurations that require direct experience with each platform to diagnose and service correctly. A shop that excels at the JL Wrangler's 3.6L Pentastar and electronic stability systems may have no practical experience with a CJ-7's AMC 258 or a TJ's 4.0L High Output and AW4 transmission combination.

At the same time, many classic Jeeps in Miami have accumulated decades of modifications, repairs, and owner-performed maintenance that creates a diagnostic starting point that differs from any factory specification. A Florida Cherokee XJ with 200,000 miles and three previous owners presents a diagnostic picture that requires reading the actual vehicle — not a service manual. Green's Garage approaches every classic Jeep visit from the vehicle's actual condition, not an expectation of what it should look like.

Classic Jeep Models We Service

We define classic Jeep service as covering the CJ era through the end of the Wrangler TJ and the last full-frame Grand Cherokee — the vehicles whose fundamental mechanical and electrical systems differ from today's modern platforms. Each era has its own diagnostic priorities and characteristic failure patterns.

CJ-5, CJ-7 & CJ-8 Scrambler1955–1986 · AMC 232 · AMC 258 · 304 V8 · 360 V8

The CJ series is the original Jeep — simple enough to repair with basic tools, but full of age-related concerns that Miami's climate accelerates dramatically. In South Florida, CJ floor pan rust and frame corrosion are the most critical structural concerns — the combination of Florida's humidity and the Jeep's open-body design creates a moisture trap that attacks steel from the inside out. The AMC 258 and 232 inline-six engines are durable but develop specific carburetor, ignition, and cooling concerns that require familiarity with the AMC engine family.

Frame and floor pan corrosion — critical Miami humidity and moisture concern
AMC 258/232 carburetor tuning and fuel delivery
Ignition system — points, condenser, or HEI conversion assessment
Cooling system — Miami heat demands constant attention on these engines
Dana 30/44 axle oil seal leaks — differential and axle shaft seals
Steering box adjustment and drag link wear
Electrical system ground faults and harness deterioration with age
Transfer case (Dana 20/Spicer 20) seal leaks and shifter wear

Wrangler YJ & TJ / LJYJ 1987–1995 · TJ 1997–2006 · LJ Unlimited 2004–2006

The YJ and TJ Wrangler are Miami's most commonly owned classic Jeeps — the TJ in particular is considered one of the most capable and desirable classic off-road vehicles in South Florida's overlanding community. The 4.0L High Output inline-six in the TJ and later YJ is one of the most durable Jeep engines ever produced, but it develops specific issues with head gaskets, coolant system failures, and oil leaks that Florida's continuous heat makes more pressing than in seasonal climates. The YJ's carburetor variants add carb-specific diagnosis to the equation.

4.0L High Output head gasket failure — primary major TJ and YJ concern
4.0L coolant crossover pipe failure — cracked plastic housing causing overheating
4.0L oil leaks — valve cover, rear main, timing cover common in Florida heat
TJ AW4/42RLE automatic transmission faults — shift quality and solenoids
YJ Renix fuel injection and early OBD fault diagnosis
Soft top and tub body corrosion — Miami UV and moisture combination
Electrical gremlins — YJ and early TJ wiring harness deterioration
Dana 30/44 axle leak and worn U-joint diagnosis

Cherokee XJ1984–2001 · 4.0L & 2.5L · 4-door and 2-door

The Cherokee XJ is perhaps the most beloved classic Jeep in South Florida — its combination of off-road capability, long-term durability, and parts availability has made it a favourite of Miami's overlanding and off-road community. The 4.0L AMC-derived inline-six in the XJ is extraordinarily durable, but every Florida-operated XJ of significant mileage develops the same specific concerns: cooling system failure, rear axle seal leaks, and the progressively deteriorating electrical harness that makes intermittent fault diagnosis one of the most time-consuming aspects of XJ service.

4.0L coolant crossover pipe — most common cause of XJ overheating
Head gasket failure — following or preceding cooling system concerns
Rear axle (Dana 35 or 44) pinion seal and axle seal leaks
Fuel pump failure — in-tank pump common on higher-mileage XJ
OBD-I and OBD-II diagnostic reading — pre-1996 and 1996–2001 variants
Electrical harness deterioration — Miami humidity accelerates connector failure
AW4 automatic transmission — shift solenoid and fluid condition
Floor pan and frame corrosion — Florida moisture trapping under body panels

Grand Cherokee ZJ & WJZJ 1993–1998 · WJ 1999–2004 · 4.0L · 5.2 & 5.9 V8 · diesel

The ZJ and WJ Grand Cherokees represent the transition era between classic and modern Jeep — they have enough electronics to produce complex fault patterns, but they lack the modern scan tool access points of the JK generation. The ZJ's Quadra-Coil suspension and the WJ's Quadra-Link geometry both develop bushing wear patterns in Miami's heat. V8-equipped ZJ and WJ models are particularly popular in South Florida as collector and daily driver vehicles — and the 5.9 ZJ Limited is one of the most sought-after classic Jeeps in the region.

ZJ/WJ 4.0L coolant crossover pipe failure — same as XJ concern
ZJ/WJ 4.7L and 4.0L oil leaks — valve cover and timing cover
ZJ 5.9 V8 — cooling, oil consumption, and throttle body concerns
WJ transfer case (NV242/NV247) seal and chain wear
Quadra-Coil and Quadra-Link bushing wear — clunking and handling change
ZJ/WJ ABS module and wheel speed sensor faults
Electrical — ZJ body control and WJ SKIM (immobilizer) faults
Floor pan and rocker corrosion — particularly severe on WJ in Florida

The Jeep 4.0L Coolant Crossover Pipe — Miami's Most Common Classic Jeep Engine Failure

The AMC-derived 4.0L High Output inline-six is the heart of the Cherokee XJ, Wrangler YJ/TJ, Grand Cherokee ZJ, and Comanche — and it is one of the most durable engines in the history of American four-wheel drive vehicles. But it has one well-documented vulnerability that Miami's climate makes into an urgent concern: the plastic coolant crossover pipe that routes coolant from the rear of the engine to the front of the cooling system.

This plastic housing cracks from age and heat cycling. In Miami's continuous heat, without the seasonal temperature relief that slows degradation in northern climates, the crossover pipe typically fails between 100,000 and 150,000 miles — but we see early failures on Florida-operated Jeeps that have spent their entire lives in South Florida's heat. When the pipe cracks, coolant loss is often sudden and significant — the Jeep overheats rapidly, and if the driver does not catch it immediately, the resulting heat event can compromise the head gasket.

Every 4.0L-powered classic Jeep that arrives at Green's Garage for any reason receives a cooling system inspection that includes the crossover pipe condition. We would rather replace a pipe that is showing early cracking than diagnose a head gasket failure six months later. On any 4.0L Jeep with more than 80,000 miles that has lived in Florida, the crossover pipe is a maintenance item, not a failure that should be waited for.

Classic Jeep Concerns We Diagnose & Repair

The table below covers the most common issues we diagnose on classic Jeeps in Miami across all eras. Each reflects the specific failure patterns of Florida-operated vehicles — not the generic service concerns listed in workshop manuals written for temperate climates.

Concern / System	What Happens & Why It Matters in Miami	Models / Variants Affected
4.0L coolant crossover pipe failure Very Common	The plastic coolant crossover housing on the Jeep 4.0L engine cracks from heat cycling, causing coolant loss and rapid overheating. In Miami's climate, the pipe ages faster than in any seasonal environment — year-round maximum-temperature operation without seasonal cooldown accelerates the plastic's degradation. A crossover pipe failure on a Florida 4.0L Jeep is a predictable event, not a surprise. The repair is straightforward when caught early — the consequences of ignoring it until failure are a head gasket event that is significantly more expensive. We inspect this component proactively on every 4.0L Jeep over 80,000 miles.	Cherokee XJ · Wrangler YJ (fuel injected) · Wrangler TJ/LJ · Grand Cherokee ZJ · Comanche — all 4.0L variants, all years
4.0L head gasket failure Very Common	The 4.0L inline-six's head gasket is its most common major failure point — and in Miami, it is almost always a consequence of a cooling system event rather than a standalone failure. The 4.0L head gasket fails in a very specific way: it typically fails at cylinder 4 or 5, between adjacent cylinders rather than into the coolant jacket, causing compression loss and rough running rather than the classic milky oil of a conventional gasket failure. A 4.0L that develops a rough idle or misfire at those specific cylinders after any overheating event should be assessed for head gasket compromise before other diagnoses are pursued.	All 4.0L variants — most common on XJ Cherokee and TJ Wrangler in Florida · almost always preceded by a cooling system event or crossover pipe failure
Floor pan and frame corrosion Very Common	Florida's humidity creates a specific corrosion pattern on classic Jeeps that differs from northern rust: it develops primarily on horizontal surfaces and in moisture traps — floor pans, rocker panels, the frame rails behind the front axle, and the body mounting points where the tub sits on the frame. Unlike northern salt-road rust that attacks everything, Florida corrosion concentrates in the moisture-holding areas that never fully dry in high-humidity conditions. Every classic Jeep in Miami receives a structural corrosion assessment — floor pan integrity and frame rail condition at the body mounts are checked before other repairs are planned, because structural concerns take priority.	All classic Jeep models — CJ floor pans most severe · Cherokee XJ and Grand Cherokee WJ rocker panels · YJ/TJ tub floor pans · all frame rails on Florida-operated examples
Axle seal and differential leaks Very Common	Classic Jeep Dana and AMC axles develop oil leaks at predictable locations: the axle shaft seals, the pinion seal, and the differential cover gasket on worn units. In Miami's heat, axle fluid thins and weeps past worn seals more readily than in cooler climates — a seal that was marginal in Ohio becomes an active leak in South Florida. Axle oil loss on an off-road Jeep used in South Florida's environment is a particular concern because water immersion during trail use forces water past deteriorated seals, contaminating the gear oil and accelerating differential bearing wear. Every Jeep arriving from off-road use in South Florida receives axle oil condition and level assessment.	All classic Jeep models · Dana 30 and Dana 44 front axles · Dana 35 and Dana 44 rear axles · AMC 20 rear axle on CJ and early XJ models
Electrical harness deterioration and ground faults Common	Classic Jeep electrical systems — particularly the Renix-era YJ and early XJ from 1987–1990 — are well-known for harness deterioration and ground fault issues that produce complex intermittent fault patterns. Miami's humidity accelerates connector corrosion significantly: ground strap attachment points corrode, connector pins develop resistance, and insulation that was marginal cracks under UV exposure. The result is a Jeep that intermittently refuses to start, shows unexplained instrument failures, or triggers fault codes that clear and do not recur — the classic pattern of a ground fault rather than a sensor or actuator failure. Tracing these faults requires patience and experience with the specific harness routing of each Jeep generation.	Renix YJ (1987–1990) and XJ (1987–1990) — worst affected · all YJ, TJ, and XJ at higher mileage · CJ wiring on age-hardened original harnesses
AMC 258 / 232 engine concerns — CJ era Common	The AMC inline-six in the CJ series is a torquey, durable engine but requires period-correct diagnosis on carburetor-equipped variants: fuel delivery, choke operation, ignition timing, and cooling system integrity all interact in ways that modern engine management diagnosis does not address. Florida CJ engines overheat readily because the original cooling system was designed for a vehicle weighing less than 3,000 lb driven at moderate speeds — not a lifted, accessorised CJ doing 70mph on I-95. Ignition timing and carburetor mixture are the first adjustments on a running-rough CJ before any further diagnosis is pursued.	CJ-5, CJ-7, CJ-8 Scrambler · all AMC 232 and 258 variants · carburetor and early TBI variants
Transfer case oil leaks and selector issues	The Dana 20, Dana 300, NP231, and NP242 transfer cases fitted to classic Jeeps develop input and output shaft seal leaks at predictable mileage points. The Dana 300 (CJ), NP231 (YJ/TJ/XJ), and NP242 (ZJ/WJ/XJ) are all within our service scope for seal replacement, fluid service, and chain wear assessment. In Miami, transfer cases that have been submerged during off-road use in South Florida's freshwater trails require post-use fluid changes more urgently than transfer cases used exclusively on road — water ingress through worn seals contaminates the chain lubricant and accelerates wear rapidly.	All classic Jeep models · Dana 20 and Dana 300 (CJ) · NP231 and NP242 (XJ, YJ, TJ, ZJ) · NV247 (WJ) · seal leaks and selector wear most common
WJ Grand Cherokee floor pan and structural corrosion	The WJ Grand Cherokee (1999–2004) has a specifically documented floor pan and rocker panel corrosion concern that is nationally recognised — and Miami's humidity makes it more severe than in any dry-climate market. The WJ's floor pan drains can become blocked, trapping moisture against the steel floor that corrodes from above. Miami WJ examples that have not had their drain points cleared and their floor pan condition assessed are a significant corrosion risk. We treat WJ floor pan condition as a structural priority — rocker panels and rear floor pan outrigger areas are checked at every WJ service visit.	WJ Grand Cherokee 1999–2004 — all trims · Florida operation significantly accelerates the nationally documented floor pan corrosion pattern

The Jeep 4.0L rough idle misdiagnosis — cylinders 4 and 5: One of the most consistently misdiagnosed classic Jeep engine concerns is a rough idle or misfire on a 4.0L that has been attributed to ignition coil, spark plug, or injector faults — when the actual cause is a partially failed head gasket between cylinders 4 and 5. The 4.0L's head gasket fails in a specific pattern that does not always produce the milky oil or coolant consumption that owners associate with head gasket problems. Instead, compression bleeds between two adjacent cylinders, producing a rough idle at specific RPM ranges that does not respond to ignition or fuel system repairs. A compression test across all six cylinders — not just an OBD fault code read — is the definitive diagnostic test. If cylinders 4 and 5 show reduced compression on a 4.0L that has previously overheated, the head gasket is the diagnosis, not the ignition system.

Common Symptoms We Diagnose on Classic Jeeps

Classic Jeep symptoms span the mechanical and electrical — and in Miami's climate, the typical presentation often combines elements of both. These are the most common concerns we address from classic Jeep owners in South Florida.

Overheating in Miami traffic

A 4.0L Jeep that overheats in stop-and-go Miami traffic almost always has a cooling system concern — cracked crossover pipe, failing water pump, deteriorated radiator, or a thermostat that is not opening correctly. On CJ-era AMC engines, the mechanical cooling system requires the same attention but with carburettor-specific diagnosis added. Overheating must be addressed before other engine concerns are diagnosed.

Rough idle or specific-cylinder misfire

Rough running at idle or under light load. On 4.0L Jeeps, this can indicate ignition system wear, injector fault, a deteriorated Renix harness connection (on pre-1991 models), or — particularly if the Jeep has previously overheated — a head gasket compromise between cylinders 4 and 5. Compression testing is performed before ignition components are replaced on any 4.0L with this complaint.

Oil dripping from underneath

Active oil drips from the engine, gearbox, or axles. Classic Jeeps almost universally have multiple active leaks simultaneously — stacked repair planning, mapping every source before any teardown begins, is as important here as on any other vehicle. Miami's heat makes oil consumption more pressing because the engine runs hotter between oil changes.

Intermittent no-start or electrical fault

A Jeep that occasionally refuses to start, cranks but doesn't fire, or has unpredictable electrical behaviour. On Renix-era YJ and XJ models (1987–1990), this is almost always a ground fault or harness connector corrosion — not a failed sensor or actuator. On CJ-era vehicles, points, condenser, and ignition module failure produce similar symptoms.

Clunking or vibration from drivetrain

Metallic clunks from front or rear axle, particularly when engaging four-wheel drive, turning slowly, or under load. On classic Jeeps this most commonly indicates worn U-joints, worn axle shaft splines, or loose differential carrier bearings. Miami off-road use — particularly in the Everglades and Big Cypress — stresses these components in ways that highway-only use does not.

Soft top or hard top water intrusion

Water entering the cabin during or after rain — common on older soft top Wranglers where the seals have hardened and shrunk in Florida's UV environment. Not strictly an engine concern but a quality-of-life issue that also contributes to interior corrosion and electrical connector moisture ingress. We can assess seal condition and recommend solutions appropriate to the vehicle's use and the owner's priorities.

ABS or check engine warning light

On OBD-I Jeeps (pre-1996), fault code reading requires a specific procedure involving the ignition key cycle — not a scan tool. On OBD-II Jeeps (1996 onward including all TJ, later XJ, ZJ, and WJ), standard OBD-II reading applies but with the Renix/Chrysler-specific context that generic scanners sometimes misinterpret. ABS faults on ZJ and WJ typically indicate a wheel speed sensor issue.

Four-wheel drive engagement difficulty

Difficulty engaging or disengaging four-wheel drive — either mechanically through the transfer case shifter or electrically through the NV247 Command-Trac system on WJ models. Transfer case selector fork wear on the NP231 is very common. The WJ's push-button shift-on-the-fly system develops vacuum and electrical fault patterns. Both can leave the Jeep stuck in 2WD or full-time 4WD.

Rust or corrosion concern

Visible rust on floor pans, rockers, frame rails, or body mounts. In Miami's humidity, surface rust on a classic Jeep should always prompt a deeper assessment of what is happening underneath — Florida corrosion often progresses from cosmetic surface rust to structural failure more quickly than owners expect because the moisture never fully leaves the steel.

Transmission slip or shift quality concern

Slipping under load, harsh shifts, delayed engagement, or refusal to shift into a specific gear. On the AW4 automatic (XJ and early TJ), shift solenoid faults and torque converter clutch issues are the most common causes. On the 42RLE (later TJ), solenoid pack wear generates codes and shift quality complaints. Manual transmissions (AX-5, AX-15) develop synchroniser wear producing baulking or grinding on cold shifts.

Our Approach to Classic Jeep Service in Miami

Classic Jeep ownership in Miami covers an enormous range — from a meticulously maintained daily-driven XJ to a CJ-7 that has been through three owners and carries thirty years of modifications and improvised repairs. We approach every vehicle from its actual condition rather than a factory specification, and we present findings in a way that respects the owner's relationship with the vehicle and their goals for it.

We do not advocate for replacing everything that is old or worn on a classic Jeep. We identify what is failing or at risk, what the consequence of deferring repair is, and what a correct repair involves. The owner decides what to prioritise. Our job is to give you accurate information — not a repair order based on maximum revenue from a thirty-year-old vehicle.

Owner knowledge and vehicle history review

Classic Jeep owners typically have deep knowledge of their vehicles and a history of prior work that is invaluable diagnostic context. We begin by understanding what has been done, what the vehicle has been through, and what the owner's goals are — daily driver, occasional trail use, restoration, or something specific. This shapes the entire assessment approach and repair priority discussion.

Cooling system and engine baseline

On all 4.0L-powered Jeeps, the cooling system is assessed before other engine concerns — crossover pipe condition, coolant condition and level, thermostat operation, and water pump assessment. This is our non-negotiable first step on any 4.0L classic Jeep in Miami, because everything else depends on the engine having survived its Florida cooling system. On AMC 258 CJ-era vehicles, ignition timing and carburetor baseline settings are established first.

Structural and chassis corrosion inspection

Elevated inspection of floor pans, rocker panels, frame rails, body mount points, and suspension mounting areas. On WJ Grand Cherokees, drain point condition is specifically checked. Florida corrosion is documented with the understanding that it may have progressed further than visible from outside — a probe or mirror inspection of trapped moisture areas is standard on any classic Jeep that has spent significant time in South Florida.

Fluid condition and leak mapping

Engine oil, gearbox and transfer case fluid, and axle differential fluid — all assessed for condition and any contamination. Every active leak source identified and documented. On classic Jeeps with multiple active leaks, the stacked repair approach groups leaks by access procedure rather than addressing them sequentially across multiple visits.

Electrical and fault code assessment

OBD-I key cycle fault reading on pre-1996 models; OBD-II scan on 1996 and later. On Renix-era (1987–1990) YJ and XJ models, electrical fault assessment includes specific ground point inspection and harness connector evaluation — the ground faults that cause most Renix electrical problems are not identified by any fault code reader, only by physical inspection and circuit testing.

Prioritized findings and honest recommendation

Every finding presented with a clear priority — safety-relevant structural or mechanical concerns, issues that will worsen quickly if not addressed, items that can be monitored, and observations that are normal for a classic vehicle of this age. Nothing is authorised without your approval. Classic Jeep service is a conversation between the shop and the owner — not a unilateral repair order.

Classic Jeep Models We Service in Miami

CJ-51955–1983 · AMC 232 · AMC 258 · 304 V8 · all variants

CJ-71976–1986 · AMC 232 · AMC 258 · 304 V8 · Laredo and other trims

CJ-8 SCRAMBLER1981–1985 · all engine variants including 360 V8

WRANGLER YJ1987–1995 · 4.2L carb · 4.0L TBI and MPFI · 2.5L

WRANGLER TJ & LJ1997–2006 · 4.0L HO · 2.5L · LJ Unlimited 2004–2006

CHEROKEE XJ1984–2001 · 4.0L · 2.5L · 2-door and 4-door · all trims

GRAND CHEROKEE ZJ1993–1998 · 4.0L · 5.2 V8 · 5.9 V8 Limited · diesel

GRAND CHEROKEE WJ1999–2004 · 4.0L · 4.7 V8 · all trims including Overland

COMANCHE MJ1986–1992 · 4.0L · 2.5L · pickup all configurations

J-SERIES TRUCKSJ10 · J20 · Honcho · various AMC V8 engines

If your classic Jeep variant, year, or configuration is not listed, call us at (305) 575-2389 before scheduling. Classic vehicles often benefit from a brief conversation before the appointment — it helps us prepare correctly for what your specific vehicle needs.

Preventive Priorities for Classic Jeep Owners in Miami

Miami climate demands proactive maintenance on classic Jeeps that goes beyond standard service intervals. These are the items we recommend addressing regularly for South Florida ownership:

Cooling system inspection every 12 months — coolant condition, crossover pipe visual, hose condition, and thermostat operation on all 4.0L Jeeps; more frequent during summer months when the system is most stressed
Floor pan drain point clearing — on WJ Grand Cherokee particularly; annually or after any period of rain-exposed outdoor parking
Axle oil level and condition check — after any off-road use including water crossings; Florida freshwater trail use forces water past worn seals faster than dry-trail driving
Electrical ground strap inspection — annually on Renix-era vehicles (1987–1990 YJ and XJ); Miami humidity attacks the ground attachment points that prevent the battery drain and intermittent fault patterns these vehicles are known for
UV-sensitive rubber inspection — soft top seals, body mounts, and suspension bushings all degrade faster in Florida's UV environment than in any northern climate; annual visual assessment catches degradation before it becomes structural
Frame and body mount inspection — annually for any Jeep parked outdoors in Miami's humidity; bi-annually for coastal Coconut Grove, Key Biscayne, or Brickell examples

Why Classic Jeep Owners in Miami Choose Green's Garage

Genuine classic Jeep experience — CJ, Wrangler YJ/TJ, Cherokee XJ, and Grand Cherokee ZJ/WJ all within our active service scope
4.0L crossover pipe proactive assessment — we check it on every Miami 4.0L visit because Florida's heat makes it a maintenance item, not an optional inspection
Renix electrical diagnosis — ground fault identification and harness connector assessment on 1987–1990 YJ and XJ models that generic scanners cannot address
Florida corrosion perspective — we know where Miami Jeeps rust, what to look for, and how to assess structural severity accurately
4.0L head gasket cylinder 4/5 pattern knowledge — compression testing before ignition components are replaced on any rough-running 4.0L that has previously overheated
Stacked repair planning on classics — multiple leaks mapped and addressed in one planned repair, not sequentially over multiple return visits
No judgement on vehicle condition or modifications — we assess what is there and present findings honestly
Independent, not a dealer — honest assessment without upsell pressure
Serving Miami and Coral Gables since 1957 — we have been working on Jeeps since they were new vehicles
2-year / 24,000-mile warranty on qualifying repairs
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Schedule Your Classic Jeep Assessment in Miami

Whether your classic Jeep has an overheating concern, a rough-running 4.0L that hasn't responded to coil replacement, oil leaks to map, electrical gremlins, transmission concerns, floor pan corrosion, or you simply want a thorough condition assessment from a shop that understands the vehicle — Green's Garage is the right place to start.

We are located at 2221 SW 32nd Ave., Miami, FL 33145, serving classic Jeep owners throughout Miami, Coral Gables, Coconut Grove, Brickell, South Miami, and Pinecrest. Open Monday through Friday, 8:00 AM to 6:00 PM.

Call (305) 575-2389 to discuss your classic Jeep before scheduling — a brief conversation about the vehicle's history and current concerns helps us prepare for the most useful assessment possible.