Q: Car will stall while on a red light or at a stop randomly

There is a technical bulletin to reprogram the engine control module for the high idle for more than 10 seconds when the engine is cold. The reprograming should be done by the dealer and should fix the problem. The bulletin...

The rear lights share the same power and the same ground so these may be bulb issues. The front lights, however, have the same power but different grounds. The grounds for the left side is in the left front corner...

Hi there. It sounds like you have a few issues here, but the loss of power and mileage is concerning. It sounds like you have an issue with a failing catalytic converter (https://www.yourmechanic.com/services/catalytic-converter-replacement). If this fails it will clog the...

Your computer is located inside the car and would need to be tested by scanning the computer to see if it is storing fault codes (https://www.yourmechanic.com/article/how-to-read-and-understand-check-engine-light-codes-by-jason-unrau) for an internal problem or an indication to some engine sensors that may have...

Hi there. From the description you have provided, the alternator may not be keeping up with additional load of the air conditioning system. This could be the result of, a loose/worn drive belt (https://www.yourmechanic.com/services/serpentine-drive-belt-replacement) or a faulty voltage regulator which...

Hi there. Unfortunately, that sound you heard was most likely an internal component that has failed/broken. That doesn't mean that an axle failure couldn't be the source, either. This definitely needs to have an inspection to determine what has failed...

Hello - your Fiero uses rather long cables for the shifter linkage (https://www.yourmechanic.com/article/symptoms-of-a-bad-or-failing-shift-selector-cable), and several pivot mechanisms that are potentially very stiff if they have not been cleaned and lubed in recent history. Cold weather also makes cable action stiff...

If there is a relay in the circuit, it is possible the relay contacts are stuck closed. The switch could be stuck, too. Inasmuch as micro- and PC-board mounted relays are used, really the thing to do is use the...

It sounds like you may have a fuel supply problem in getting the proper amount of fuel to the fuel injectors. As you know, when you turn the key to on, the fuel pump (https://www.yourmechanic.com/services/fuel-pump-replacement) is activated and the fuel...