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2003 Pontiac Sunfire

Owner reports · Recalls · Investigations

Similar to other model years

Owner complaints for the 2003 Pontiac Sunfire do not stand out strongly from the model-year median of 77.

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When problems were reported

Mileage at the reported incident

52 reports with mileage · 20 unknown

NHTSA’s mileage field refers to the reported incident, not necessarily the filing date. This shows report counts, not the likelihood of a failure.

What to inspect

Issues worth paying extra attention to based on owner reports.

  • Exterior Lighting. Review the 25 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Electrical System. Review the 23 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →
  • Engine And Engine Cooling. Review the 8 owner reports in this category and discuss these concerns during a pre-purchase inspection. Read reports →

NHTSA owner reports · September 18, 2026 snapshot.

4 crash reports1 fire reports3 injury reports

Engine complaints

2 reports
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180,000 miles · Sep 3, 2014
Air BagsElectrical SystemEngine

EVERY TIME I LET MY CAR SIT FOR 2 HOURS OR MORE, I START IT UP AND THE BELT ON THE TENSIONER SQUEAK FOR 15 SECONDS. ALSO THE BATTERY LIGHT COMES ON AND THE RIM FLUCTUATE BETWEEN 1,000 AND 2,000. WHEN I DRIVE IT THE BATTERY LIGHT WILL CONTINUE TO STAY ON BUT EVERY TIME THE AIR BAG LIGHT TURNS ON AND I'M ACCELERATING THE ENGINE WI…

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EVERY TIME I LET MY CAR SIT FOR 2 HOURS OR MORE, I START IT UP AND THE BELT ON THE TENSIONER SQUEAK FOR 15 SECONDS. ALSO THE BATTERY LIGHT COMES ON AND THE RIM FLUCTUATE BETWEEN 1,000 AND 2,000. WHEN I DRIVE IT THE BATTERY LIGHT WILL CONTINUE TO STAY ON BUT EVERY TIME THE AIR BAG LIGHT TURNS ON AND I'M ACCELERATING THE ENGINE WILL NOT SHIFT, THE RPMS WILL REV UP TO RED LINE IF PUSHED THAT FAR, EVENTUALLY THE LIGHT FOR AIRBAG AND BATTERY WILL SHUT OFF AND IT WILL SHIFT. SOMETIMES WHEN I HIT THE GAS PEDAL WHILE THIS IS DOING THIS AT NIGHT, MY DASHBOARD AS WELL AS RADIO LIGHTS WILL SHUT OFF UNTIL RPMS GO DOWN TO 2,000. *TR

NHTSA ODI #10630444

98,000 miles · Aug 19, 2014
Engine

TL* THE CONTACT OWNS A 2003 PONTIAC SUNFIRE. WHILE DRIVING AT AN UNKNOWN SPEED, THE CONTACT HEARD A RATTLING NOISE FROM THE ENGINE COMPARTMENT. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHO STATED THAT THE TIMING CHAIN SEPARATED AND CAUSED THE TENSIONER AND VALVE TO FAIL. THE TIMING CHAIN VALVE AND TENSIONER WERE REPLACED…

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TL* THE CONTACT OWNS A 2003 PONTIAC SUNFIRE. WHILE DRIVING AT AN UNKNOWN SPEED, THE CONTACT HEARD A RATTLING NOISE FROM THE ENGINE COMPARTMENT. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHO STATED THAT THE TIMING CHAIN SEPARATED AND CAUSED THE TENSIONER AND VALVE TO FAIL. THE TIMING CHAIN VALVE AND TENSIONER WERE REPLACED, BUT THE FAILURE RECURRED. THE VEHICLE WAS NOT REPAIRED. THE FAILURE MILEAGE WAS 98,000.

NHTSA ODI #10626382

Official recalls

1

04V524000 · Exterior Lighting:turn Signal

Nov 1, 2004

ON CERTAIN PASSENGER VEHICLES, THE REAR LAMPS THAT PROVIDE STOP AND TURN SIGNALS AND TAIL LAMP FUNCTIONS STOP WORKING BECAUSE OF INADEQUATE CONTACT BETWEEN THE BULB AND SOCKET. IN ADDITION, IF ONE BULBS WERE TO BECOME INOPERATIVE WHILE THE VEHICLE WAS OPERATING IN CRUISE CONTROL, THE CRUISE CONTROL WOULD DISENGAGE WHEN THE REMAINING BULB WAS ACTIVATED. IF BOTH LAMPS WERE TO BECOME INOPERATIVE, THE CRUISE CONTROL WOULD NOT ENGAGE.

Consequence & remedy

Consequence: AN INOPERATIVE BRAKE LAMP WILL NOT CONVEY THE DRIVER'S INTENTION OF STOPPING TO DRIVERS IN FOLLOWING VEHICLES, AND AN INOPERATIVE REAR TURN SIGNAL LAMP WILL NOT CONVEY THE DRIVER'S INTENTION TO TURN TO DRIVERS IN FOLLOWING VEHICLES. BOTH OF THESE FAILURES CAN INCREASE THE RISK OF A CRASH.

Remedy: DEALERS WILL INSPECT THE REAR LAMP BULB SOCKET ASSEMBLIES AND APPLY GREASE OR REPLACE THEM IF NECESSARY. THE RECALL BEGAN ON JANUARY 18, 2005. OWNERS SHOULD CONTACT CHEVROLET AT 1-800-630-2438 OR PONTIAC AT 1-800-620-7668.

Model-level recall history does not show whether a particular VIN is affected or has received a repair. Check a VIN with NHTSA ↗

NHTSA investigations

2

EA04028 · Turn Signal Malfunction

Opened Sep 14, 2004 · Closed Nov 22, 2004

Status: closed (inferred from source dates) · Exterior Lighting:turn Signal

ON MAY 14, 2004 THE OFFICE OF DEFECTS INVESTIGATION (ODI) OPENED A PRELIMINARY EVALUATION (PE04-043) BASED ON CONSUMER COMPLAINTS ALLEGING THAT THE BRAKE/TAIL TURN SIGNAL LAMPS WOULD NOT OPERATE PROPERLY WHEN EITHER THE TAIL LIGHTS WERE TURNED ON, THE BRAKE PEDAL WAS DEPRESSED, OR WHEN THE TURN SIGNAL SWITCH WAS ACTIVATED.ON SEPTEMBER 14, 2004 ODI UPGRADED PE 04-043 TO AN ENGINEERING ANALYSIS (EA04-028).GM STATES THAT SOME BRAKE/TAIL/TURN SIGNAL LAMP BULBS CAN PREMATURELY BECOME INOPERATIVE DUE TO EXCESSIVE HEAT BUILDUP WITHIN THE BULB SOCKETS.THE CAUSE OF THE EXCESSIVE HEAT BUILD UP WAS DETERMINED TO BE A LACK OF THERMAL GREASE PLACED IN BETWEEN THE BULB AND THE SOCKET. BY LETTER DATED OCTOBER 27, 2004 GM NOTIFIED NHTSA THAT IT WILL CONDUCT A SAFETY RECALL (NHTSA # 04V524) COVERING ALL MY 2003 VEHICLES.GM DEALERS WILL INSPECT THE REAR LAMP BULB SOCKET ASSEMBLIES AND APPLY THERMAL GREASE TO THEM OR REPLACE THEM WITH NEW ASSEMBLIES WITH THERMAL GREASE ALREADY ATTACHED.MODEL YEAR 2004 AND NEWER VEHICLES HAVE THE THERMAL GREASE INSTALLED FROM THE FACTORY. THE ACTION TAKEN BY GM IS SUFFICIENT TO RESOLVE THE ISSUES RAISED BY THIS INVESTIGATION.ACCORDINGLY, THIS INVESTIGATION IS CLOSED.

PE04043 · Turn Signal Malfunction

Opened May 14, 2004 · Closed Sep 14, 2004

Status: closed (inferred from source dates) · Exterior Lighting:turn Signal

COMPLAINANTS ALLEGE THAT THE REAR TURN SIGNALS FAIL TO ILLUMINATE AND DO NOT PROVIDE A SIGNAL TO DRIVERS IN FOLLOWING VEHICLES.ODI HAS RECEIVED ONE REPORT OF A CRASH WHERE THE COMPLAINANT BRAKED AND ATTEMPTED TO MAKE A LEFT TURN AND THE FOLLOWING VEHICLE IMPACTED THE COMPLAINANT'S VEHICLE IN THE DRIVER-SIDE DOOR.IN MAY 2002, GM'S SUPPLIER MADE CHANGES TO THE BULB SOCKET THAT INCLUDED STOPPING THE USE OF THERMAL-MASTIC GREASE IN THE BULB SOCKET.GM REPORTS THAT THE GREASE REDUCES ARCING AT THE CONTACTS AND DISSIPATES HEAT THUS PREVENTING MELTING OF THE SOCKET MATERIAL OR BURNING OF THE CONTACTS.MOST OF THE SUBJECT VEHICLES WERE PRODUCED WITHOUT GREASE APPLIED TO THE BULB SOCKET.IN JUNE 2003, GM DIRECTED THE SUPPLIER TO RESUME THE USE OF GREASE IN THE SOCKET.GM ISSUED TECHNICAL SERVICE BULLETIN (TSB) 04-08-42-004A ON JULY 15, 2004 ADVISING TECHNICIANS TO MAKE SURE THAT ADEQUATE AMOUNTS OF GREASE WERE ADDED TO THE BULB SOCKETS ON ALL SERVICE PARTS.ODI WILL UPGRADE THIS INVESTIGATION TO EA 04-028 TO FURTHER EXAMINE THE ISSUE.