The turn signal switch in the steering column may fail causing the turn signals not to work on one or both sides.
Resources for the Repair and Maintenance of your 2003 Pontiac Sunfire
2003 Pontiac Sunfire
2003 Pontiac Sunfire Problems
A door window may move slowly or stop in mid travel due to a failing power window motor. The affected window may start working again after the motor cools off. Replacing the faulty window motor will commonly correct this concern.
Front brake rotors can wear causing a pulsation felt in the brake pedal. Our technicians often recommend replacement of the front rotors and brake pads as the best option to correct this condition.
Illumination of the Check Engine Light can be caused by a loose or worn gas cap.
The serpentine belt tensioner can fail; it may become noisy and/or the belt may jump off. Replacement of the failed tensioner will be necessary.
2003 Pontiac Sunfire Recalls (Recent)
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The brake lights and rear turn signals may stop working due to insufficient contact between the socket and bulb. Inoperative tail lamps may not communicate the driver's intentions, increasing the risk of a crash. If both tail lamps become inoperative, the cruise control will not engage. Dealers will inspect the rear lamp bulb socket assemblies and apply grease or replace them if needed. The recall began January 18, 2005. The GM recall number 04083.
2003 Pontiac Sunfire Questions and Answers
The problem: Start the car and as soon as you put the shift lever in either drive or reverse, the drl indicator flashes and the service light in the instrument cluster comes on. The DRL lights do...
my cr truns off in drive
ON SUNDAY The oil light , battery light and wheel locked up then cut off THEN IT WOULD START BACK UP. now IT ACTS LIKE IT WANTS TO START BUT wont turn over
2003 Pontiac Sunfire Reviews
Always chasing your tail to figure whats wrong , eats fuel pumps because tank is thin. Ground wire on battery was junk because split coating for ground at battery box,corrosion. 5th fuel pump! only 55,000 miles bought new and dealer put coil pack on at 20,000, pcm is in the open and not sure why it stalling again!