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Pontiac Fiero Speedometer Wiring and Troubleshooting Guide The speedometer system in the Pontiac Fiero uses a combination of electronic components and wiring to accurately display vehicle speed. Unde ...
Trouble shooting the tachometer after the circuit board has been replaced.(Post)Tachometer Still Not Working After Replacing the Circuit Board? If the tachometer still is not working after replacing the circuit board, the problem may be somewhere else in the system. This guide o ...
The Firebird Trans Am has been back for a few years. Almost...(Post)In 2012, General Motors signed a licensing agreement with Trans Am Depot to use the Trans Am name and Pontiac logos in custom versions of new Trans Am's Under this agreement, Trans Am Depot takes bra ...
How to perform a Voltage drop test(Post)This test checks for voltage being lost along a wire, or through a connection or switch. (see diagram below) Connect the positive lead of a Digital Voltmeter (DVM) to the end of the wire (or to one ...
How a signal filter can help your Tachometer read properly(Post)If your tachometer seems to have a bouncing needle, only seems to work in a small range, or floats on acceleration, a Tachometer Filter just may solve the problem. What the Tachometer circuit board d ...
General Motors VATS (Vehicle Anti-Theft System) wrong key, missing key, or erratic operation(Post)Restore starting on your GM when the VATS pellet key or reader circuit is the problem. Vehicle Won’t Start? Your GM’s VATS System Might Be the Reason If your GM uses the VATS (Vehicle Ant ...
How the Fiero cooling Fan sytems works(Post)Coolant Sensor Is your Fiero running a bit hot these days? Understand how the Fiero cooling fan system works can help you to quickly know if the cooling fan system is working properly. The f ...
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.
V8 Swap Tach Fix for 1971-1977 Chevy Vega | Circuit Board Options(Post)Swap-Friendly Tach Fix: Make Your Vega Tach Read Right After a V8 Swap If you’ve swapped a V8 into a 1971–1977 Chevy Vega, you already know the “last 10%” of the build can be ...
Blog e-Articles(Page)Brief posts of information to help repair and maintain your Camaro, Firebird, Fiero, or other classic GM vehicle.
About(Page)About WestCoast AutoParts.com WestCoast AutoParts.com is the online store of WC Parts Source LLC. Founded in 2013, we evolved from GM Performance, a specialty parts business established in the e ...