2000 Pontiac Sunfire Fuel system Problems
- Complaints
- 16about this part
- Share
- 17%of 96 total for the year
- Median mileage
- 53,000miles
- Trend
- FallingComplaints filed in the last 3 full calendar years are at least 25% lower than in the 3 years before.
NHTSA recorded 16 complaints about the fuel system of the 2000 Pontiac Sunfire, 17% of the 96 complaints for this model year. Where a mileage was given, the median is 53,000 miles.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“My car was driving perfect until 3 weeks ago, it has since then wont start back up. Thought it was something to do with spark, then tried spark plug wires, new battery, checked alternator and fuses, coils all good. Then I was lead to maybe the gas that was in it. Dropped gas tank, put new fuel filter, checked fuel pump, gas lines, it did stay running one time since but was shaking roughly with a flashing check engine light. Will not run anymore since then. Have not been able to drive my vehicle for 3 weeks now and it is my only car.. …”
NHTSA complaint #11329282, filed 2020-06, 160,000 miles“Repeat issue on 12-28-04 - cold weather, expressway speeds - no warning car lost power and stalled on expressway. Finally restarted after tow truck arrived. Stalled again on 12-29-04 same conditions - would not restart - towed to GM dealership. Fuel pump and system replaced.”
NHTSA complaint #10106466, filed 2005-01, 63,000 miles“Car stops accelerating while driving then dies. Been going on since august and have not been able to find the problem. Generating numerous communication errors. Had the computer replaced thought this was the problem but it did not fix the issue. The first time this happened was 8/5/03 and it was in the shop for a week with no resolution. It ran for a couple more days then did it again the following week around 8/11/03. …”
NHTSA complaint #10043852, filed 2003-10, 53,000 miles“2000 Pontiac Sunfire experiencing fuel pump malfunctions at vehicle age of 3.5 yrs. Car has been taken to muliple mechanics, all of whom suggest pump malfunction and reccommend replacement of fuel pump, filter and relay valve. Manufacturer warranty of 3 years or 36,000 miles has expired for this vehicle. Car initially taken into Pontiac dealership for servicing a problem with ignition. Engine would turn but not fire resulting in no ignition. Car owner paid for replacement of fuel pump, filter and relay valve.”
NHTSA complaint #10039590, filed 2003-09, 35,121 miles“Car has had numerous problems since day one. Brakes chatter, overheating, service engine light, cd player and speakers did not work. Now it stalls with no warning at all. Stalls at 70 MPH going down highway. Has stalled while driving 3 or 4 times in the past two days. Checked out at service station on computer, and shows no problems. Have read many complaints here about the exact same problem. Bad fuel pump or something is causing car to stall. Then it takes from 10 to 15 minutes to start again. Some days it just won't start at all. …”
NHTSA complaint #10030998, filed 2003-08, 50,000 milesRelated service bulletins
- 10208027Jan 14, 2022This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester…
- 10190437Mar 30, 2021This Preliminary Information communication provides information to the technician about engine block of possible cylinder bore damage, scoring or out of round as the possible…
- 10176607May 8, 2020This technical bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank…
- 10176310May 8, 2020This Preliminary information communicates the use of Winter grade fuel during the warm months of 2020 and the potential rivability issues that it can cause. The ongoing…
- 10171878Jan 2, 2020This informational bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended…
- 10157018Sep 20, 2017This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester…
- 10137635May 10, 2017This informational bulletin advises of a new fuel injection kit used for decarbonizing the intake valves, and explains how toptier fuels should be used to reduce carbon build up.
- 10114831Nov 15, 2016This Preliminary Information communication provides information to the technician about engine block that have a possible cylinder bore damage, scoring or out of round as the…
- 10114954Dec 9, 2015This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp. Technician may find…
- 10127230Sep 28, 2015This Preliminary Information communication provides information to the technician to help determine if the vehicle is equipped with factory or aftermarket Compressed Natural Gas…
Fuel system: other model years
Other parts of the 2000 Pontiac Sunfire
25 complaintsElectrical system
23 complaintsBrakes
17 complaintsExterior lighting
10 complaintsTransmission and drivetrain
10 complaintsAir bags
9 complaintsEquipment
9 complaintsSteering
5 complaintsVisibility (wipers, defrost, mirrors)
5 complaintsSeat belts
4 complaintsVehicle speed control
4 complaintsSuspension
3 complaints
← All problems reported for the 2000 Pontiac Sunfire
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 29, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology