Table 1 shows 18 common power train related problems of the 2003 Jeep Wrangler. The number one most common problem is related to the clutch (four problems). The second most common problem is related to the differential unit (two problems).
The contact owns a 2003 Jeep Wrangler. The contact stated that when he depressed the clutch pedal, his foot would strike the clutch pin and knock it loose. This caused clutch failure and prevented him from shifting gears. He would have to exit the vehicle to put the pin back in place. Read details...
The rear differential on my 2003 Jeep Wrangler is getting water in it from just driving in the rain. The dealer fixed the worn ring and pinion and bearings from the water damage but they did not fix the main problem, which is the water getting in the rear differential. Read details...
Transmission failure - grinding noise is heard when shifting into 2nd and 3rd gears, jerks forward before clutch is let out, will not shift into 5th gear at highway speeds. This is the second transmission to fail in this vehicle. Read details...