definitely annoying
Crashes / Fires:
0 / 0
Injuries / Deaths:
0 / 0
Average Mileage:
44,514 miles

About These NHTSA Complaints:

This data is from the NHTSA — the US gov't agency tasked with vehicle safety. Complaints are spread across multiple & redundant categories, & are not organized by problem.

So how do you find out what problems are occurring? For this NHTSA complaint data, the only way is to read through the comments below. Any duplicates or errors? It's not us.

2003 Jeep Grand Cherokee engine problems

engine problem

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2003 Jeep Grand Cherokee Owner Comments

problem #6

Mar 102009

Grand Cherokee 8-cyl

  • Automatic transmission
  • 32,081 miles


The contact owns a 2003 Jeep Grand Cherokee. While driving at an unknown speed on the highway, the check engine indicator illuminated and the vehicle stalled. The contact pulled off the road and restarted the vehicle. The vehicle was then towed to an auto body shop and the mechanic stated that the crankshaft position sensor failed. The vehicle has been repaired. The failure mileage was 32,081 and current mileage was 32,600. Updated 4/14/09 updated 04/17/09.

- Roseville, CA, USA

problem #5

Feb 092009

Grand Cherokee

  • 40,000 miles
The contact owns a 2003 Jeep Grand Cherokee. While driving 45 mph, the vehicle stalled without warning. Approximately a few seconds later, the vehicle restarted. The contact heard a noise and the vehicle jerked before stalling and losing power. The dealer could not find any failures. The contact is concerned and does not want to drive the vehicle in this condition. The vehicle has not yet been repaired. The failure mileage was 40,000 and current mileage was 55,000.

- Mangahn, LA, USA

problem #4

Oct 032008

Grand Cherokee

  • 79,000 miles
The contact owns a 2003 Jeep Grand Cherokee. While driving 45 mph, the vehicle suddenly shut off. The contact did not notice any warnings prior to the failure. The vehicle has not been diagnosed by the dealer. The current and failure mileages were 79,000.

- West Chester, PA, USA

problem #3

Mar 142008

Grand Cherokee 4WD 6-cyl

  • 106,000 miles


The contact owns a 2003 Jeep Grand Cherokee. While driving 35 mph, the vehicle suddenly lost power without warning. The dealer test drove the vehicle and it stalled. The cause of the failure could not be determined. The current and failure mileages were 106,000. Updated 4/16/08 the consumer stated applying the gas pedal does not help the vehicle move. The vehicle jerks and the gauges move around. The cam sensor, crank sensor and fuel filter have all been replaced to no avail. Updated

- Louisville, KY, USA

problem #2

Aug 192003

Grand Cherokee 4-cyl

  • Automatic transmission
  • 10,000 miles
When the consumer applied the brakes, the vehicle stopped slowly with pulsation. The surging has occurred many times since owning the vehicle. The consumer found that the rotors were out of round. The front rotors warped in the first 10K miles. The dealer suggested that the problem was form the heat from non-asbestos pads.

- Anchorage, AK, USA

problem #1

Jun 012004

Grand Cherokee

  • Automatic transmission
  • miles
While driving 50 mph, the vehicle stalled. The driver tried to restart the vehicle and was able to start. The vehicle was taken to the dealer for inspection. The mechanic can not duplicate the problem.

- Glendale, CA, USA

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