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Bonneville

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Question
My car revs by itself when idle sometimes the car jerks a little what is the problem?
It sounds like you may have a dirty or failing idle air control valve. The idle air control valve monitors the air intake as it is mixed with fuel prior to being injected into the engine at low speeds and...
Question
Checking for answers
If you have questions on your vehicle then you can come to this forum to ask your question and get answers. The more detail of the problem you have and as much information on the vehicle year, make, model, engine...
Question
My abs light is on and my brake pedal goes to the floor.
Since the master cylinder is full and the brake pedal is going to the floor, there is a good chance the master cylinder has failed or there is a leak somewhere along the braking system. This leak may be found...
Question
Have a 3.8 and I changed the spark control module and the code keeps coming up 1993 Pontiac Bonneville
Hello - regarding your ignition system problem - it sounds like replacing the spark control module wasn't the correct "fix". Without knowing what problem code was set, it's hard to know what the correct response should be. If you can...
Question
My car wont start.
Hi There, It sounds like part of your problem may have been partially related to a spark issue. Some other things to check in addition to the remaining spark plugs might be things like ignition coils, crankshaft position sensor, spark...
Question
When my car is idling the rpms and battery gauge drop off and it acts like it wants to die.
Hello Nick, What are you are describing sounds like potentially a dirty or failing idle air control valve which reads the air intake into the engine. The computer uses this data to make adjustments to the air/fuel ratio to keep...
Question
Car squeaks after CV joint replacement 1998 Pontiac Bonneville
Hi there, replacement of the CV joint, axle and hub assembly required a certain amount of disassembly and reassembly of the suspension on that side of the vehicle. It is possible that this process caused a realignment of some suspension...
Question
Insert the key go to start everything. Goes blank releas back on battery is good starter also possible neutral safety switch or ig
Hello, thank you for writing in. Looking into and testing your ignition switch is the next step of your diagnostic process. If you have a voltmeter, you can test for voltage on particular terminals and see if the ignition switch...
Question
question
Chime noises, or any alarms for that matter, that just occur out of nowhere represent electrical faults that would have to be traced during an electrical components diagnostic. The only "connection" between the chime going off when the accelerator pedal...
Question
Car battery is fully charged and the car is receiving no power, it wont start and none of the in or outside lights are working.
Hello there, problems starting are one of the most common issues with your 2000 Pontiac Bonneville. The first place to start when the vehicle will not start properly is to have the battery load tested, this is a test checks...
Question
Pressed the gas pedal and the car didn't move forward. It rather rolled backwards because the vehicle was on a hilly place. What cold have happened?
Hi there. If a battery cable is loose or corroded the computer and components in the vehicle will shut down some circuits that are unable to get a good connection. If the vehicle makes the issues again then I recommend...
Question
Gas pedal
Hi There, It sounds like you are describing the symptoms of a failing throttle position sensor. The throttle position sensor monitors the throttle position of the throttle plate inside the throttle body in relation to your foot position on the...
Question
Vehicle does not move when pressing the accelerator
Hello. If your accelerator pedal is no longer working to accelerate your vehicle then it may be possible that your vehicle's throttle cable has snapped. The accelerator pedal is connected to the throttlebody via a steel cable that can sometimes...
Question
Car doesn't accelerate and oil pressure drops
Hi there. It sounds like you have a combination of things going on with the vehicle. The rough idle could be a misfire or a concern with the idle speed control system; oil pressure is directly related to the engine...
Question
Battery connection
Hi There, It sounds like you may have a faulty ground connection or potentially battery cables that are not properly hooked up. If the cables are corroded, this may also produce a faulty connection resulting in no power to your...
Question
My car is running a bit rough after jumping it off what can I do to fix it? 1998 Pontiac Bonneville
Hello - your symptoms suggest multiple possible problems from higher-mileage classic like your Bonneville. It's possible that your engine has "jumped time", meaning that the timing gears and chain are sufficiently worn that the the timing chain jumped a tooth...
Question
Where r the 02 location atr they in front of the cat or back
There should be oxygen sensors located both in front of, and after, the catalytic converter. The control module will use the information from both positions to control the engines functions. If you need some help in locating/repairing the oxygen sensors,...
Question
How do I unlock my RDS radio? 2005 Pontiac radio?
Hi there - since your radio is an RDS model, you will to have a GM service center unlock your RDS radio. RDS radio models cannot be unlocked with the procedure you mention.
Question
Trying to swap a 3800 series 2 motor from an 03 impala to an 04 Bonneville will it work
Hi there. You might want to consult with a local engine swap mechanic on this one. Since we don't offer this service to our customers, we try to stay away from giving definitive answers on whether or not engine swaps...
Question
I have a 2004 Pontiac bonneville, and air blows cold on the passengers side of the car, but not on the drivers side. Any ideas?
Hi there. There is a blend door that keeps the air blowing on the cold and hot sections separate. The blend door maybe stuck between the evaporator and the heater core causing the temperature difference. Also, the air duct on...

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