Questions & Answers for: Pontiac error code 99

Question about 1999 Grand Prix

2 Answers

99 GP has been having the same problem off and on since last year and have had it in the shop 3 times, first 2 times at a local automotive repair last week with a Pontiac dealer. Randomly stalls after

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...Error code 118- 99 Pontiac Grand Prix 3.8 V6 171,000 miles:Error code 118- Coolant temperature switch. I bought one at parts store,how and where on the vehicle do I replace it? I'm hoping it might be ...

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...to swap ABS box and see if the error go away. If it goes away, have the box checked out otherwise have the sensors and the breaks checked out. trouble code c1254 can any one help me its on 99 ...

Question about 2001 Bonneville

2 Answers

...error last time you fueled (happens all the time) up or the cap might not be sealing properly dues to a worn out gasket and needing replacement. Your On Board Diagnostics system has observed an EVAP ...

...error code on the HVAC display (flashing man) so I think its a mechanical failure rather than a sensor / voltage issue. I plan to fix within the next week. I'll post a follow-up response. It is your ...

Question about 96 97 98 99 00 01 Grand Am Cd Player With Eq

1 Answer

...on for some time now, is to take your vehicle to an auto parts store and have them read out the error codes. This will at least give you a point from which to start your

...99% OF THE TIME. DO ALL OTHER ELECTRIC THINGS ON CAR WORK , NOT TOLD AT ALL BATTERY IS BAD. AFTER 17 YEARS WE'D BE ON BATTERY #3 NOW. ARE YOU? ITS 4 LUGS RUSTY OR LOOSE OR BOTH, 2 CABLES 4 ENDS ALL 4 ...

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