2003 Jeep Grand Cherokee Jeep Grand Cherokee 2003

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2003 Jeep Grand Cherokee repairs by problem area

Engine (31%)

Transmission and Drivetrain (8%)

Brakes and Traction Control (2%)

Suspension and Steering (10%)

Electrical and Air Conditioning (33%)

Paint, Rust, Leaks, Rattles, and Trim (4%)

Other (12%)

Chart based on 51 repairs.
See TSBs and recalls for the 2003 Jeep Grand Cherokee.

2003 Jeep Grand Cherokee engine repair cost distribution

$2500+ (6%)

$1000 - $2499 (0%)

$500 - $999 (6%)

$100 - $499 (29%)

< $100 (59%)

Worried about potential repair costs? An extended warranty can provide peace of mind.

Chart based on 17 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.

2003 Jeep Grand Cherokee 4dr SUV

265-horsepower 4.7L V8 5-speed automatic AWD w/low range

90000 mi

US $3500
Repair valves; remove and machine cylinder heads; repair power stering leak 
109000 mi

US $550
Replaced misc. emission parts to clear codes to pass inspection 
113000 mi

US $165
Lost compression in cylnder #8. Shop recommended engine replacement at $4.5K+. Took to another shop, and they replaced a bent valve spring. Cost: $1K. 
123000 mi

US $1
Engine mounts and transmission mount were failing, allowing excessive drivetrain movement in vehicle. Replaced all three mounts. 
125000 mi

US $15
Radiator hose was weeping and swollen. Replaced hose with new hose and clamps. 
125800 mi

US $30
Upper replacement hose failed prematurely. 
129470 mi

US $30
Replaced upper and lower radiator hoses, flushed cooling system. The root problem was poor quality, overly short hoses from Autozone. This time used OEM. Computer set a P0174 bank 2 lean, with a pending P0171 bank 1 lean. Upon inspection, PCV hose between cylinder banks was badly deteriorated, causing vacuum leak. Replaced with Mopar OEM part and cleared codes. 
136000 mi

US $10
While adding an external transmission cooler to the Jeep, I bumped the radiator drain and caused a leak. I resealed it with some teflon but had to add most of a gallon to top it off. 
137000 mi

US $65
Intermittent coolant leak from the front of the engine. Finally identified as water pump. Replaced pump, resealed coolant temperature sensor while it was accessible. 
142751 mi

US $20
Cooling system started pushing coolant out of the overflow on a trip, despite no overheat condition. Performed a radiator pressure test, leakdown test, and block test, all with no indication of further problems. Replaced PCV valve that was broken during this work, flushed cooling system. 
147022 mi

US $173
Multiple small leaks from cooling system, along with an intermittent CEL for thermostat stuck open. Replaced heater core hoses, thermostat, and thermostat housing. 
147448 mi

US $30
Upper radiator hose was leaking. Removed, cleaned surfaces, added gasket sealer, replaced with a new hose and new clamps. 

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2003 Jeep Grand Cherokee 4dr SUV

235-horsepower 4.7L V8 5-speed automatic AWD w/low range

190000 mi

US $300
Radiator replacement 
190000 mi

US $40
Replaced Crankshaft Position Sensor 

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2003 Jeep Grand Cherokee 4dr SUV

195-horsepower 4.0L I6 w/DoD 4-speed automatic 4WD w/low range

204000 mi

US $400
The fan blades broke off, this was a recall I never had performed. They punctured the radiator 

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See TrueDelta's information for all Jeep models.

2003 Jeep Grand Cherokee Engine Problems

See our lemon odds and nada odds page to see vehicles with no repairs or vehicles with more than three repairs. To see how frequently 2003 Jeep Grand Cherokee problems occur, check out our car reliability stats.