2003 Jeep Wrangler Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 2003 Jeep Wrangler

2003 Jeep Wrangler Problems

Water May Leak From A-pillar on Side Doors

Water can leak near the A-pillar, at the front edge of the driver and passenger side doors. An improved seal is available.

Throttle Position Sensor May Fail

The throttle position sensor (TPS) may fail causing intermittent drivability problems like hard starting, stalling, and/or hesitation when accelerating. A failed TPS will require replacement, proper diagnoses should always be performed before replacing any parts.

Front and Rear Differential Pinion Seal and Transfer Case Leaks

Leaks at the front and/or rear differential pinion seal and from the transfer case are common. Leakage from the transfer case normally occurs at the case-mating surfaces and require removal of the transfer case to reseal.

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2003 Jeep Wrangler Questions

Car will not start when key is turned. Battery is new and fully charged. (1 answer)

I was thinking ignition switch malfunction or starter malfunction.

What are the consequences of having a jeep flywheel "turned"? The JEEP repair service manual (RSM) & Haine's manuals don't agree.Jeep= never turn (1 answer)

2003 jeep wrangler Sahara. Clutch replaced @ mechanic shop 3 times. #4 JUST WENT...!!! Bought used 8.2013 needing #3 (9.6.13), #4 @2.23.14. Went again 9.2014. CRAZY TO replace #5, but need to know WHY???

What clutch is recommended = replacement? Can turn flywheel cause clutch damage, (1 answer)

Normal drive. No off roading

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2003 Jeep Wrangler Recalls

Recall 04E041000
BESTOP AFTERMARKET REAR SHELL ROOF RACKS,MANUFACTURED BETWEEN APRIL 27 AND MAY 20, 2004, DESIGNED FOR USE WITH THE BESTOP HARDTOP MADE FOR THE 1986-1995 AND 1997-2003 JEEP WRANGLER. THE COCKPIT COVER MAY NOT STAY LATCHED TO THE ROOF RACK BECAUSE THE LATCH BRACKET MISPOSITIONS THE ROTARY LATCH T...

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2003 Jeep Wrangler Reviews

great little ride. Its more like a friend than a vehicle. Fun to drive and very dependible. I love this jeep, and ive owned several over the years.Very few problems. Faulty fan swich after 83,000 miles,batt replacement, and two sets of pricy oversized tires. Some problems with zippers on soft doors. Easy to fix just take a razor blade make a small cut at the bottom of the zipper tape and re...
I have owned my 03 Jeep Wrangle for 10 years now. Love the thing. Very reliable vehicle. The inline 6 is a good all around engine. I have done some tough off road driving and tow a small trailer with ease. Fairly simple for the lay mechanic like myself. Only problems are some light issues.

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