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Code 12This code will flash whenever the diagnostic terminal is grounded with the ignition in run, and the engine off. If this code appears while the engine is running, no reference pulses from the ...
1984-86 Pontiac Fiero Headlight Repair(Post)1984-1986 Pontiac Fiero used a Torque Switch in the Headlight Actuator and external Relays to switch off and on the Actuator power circuit. Here's how it works: The headlight door motors reverse di ...
How does a core deposit work when purchasing auto parts(Post)What is a Core? A Core is an old part that can be rebuilt or remanufactured. Here’s how the Core Deposit works: When you purchase a part, an additional Core deposit is paid at the time of pu ...
How to Replace the Headlight Actuator Module on 1993-2002 Pontiac Firebird(Post)REMOVAL PROCEDURE CAUTION: Refer to Battery Disconnect Caution in Cautions and Notices. (1) Disconnect the negative battery cable. (2) Disconnect the headlamp door opening actuator control module ...
Basic electrical Tests and knowledge Tips(Post)Don't skip these simple tests when diagnosing modern vehicle electrical and drive-ability problems. Computer controlled vehicle need a good steady supply of voltage and current to work ...
How to set Pontiac Fiero Ignition Timing(Post)*Never ground the TACH terminal; serious module and ignition coil damage will result.*Do not come in contact with any spark plug wires while the engine is running. (Ignition system produces 20,000-30 ...
Engine Noise Diagnostic Guide: Identifying Knocks, Clicks, and Taps in Classic GM V8s(Post)For classic GM and Pontiac owners, the engine often speaks before it breaks. Learning to "read" these sounds can be the difference between a simple bearing refresh and a catastrophic block failure.