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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 ...
Pontiac Fiero Speedometer Wiring and Troubleshooting Guide(Post)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 p ...
How to Safely Handle and Install a Replacement Automotive Circuit Board(Post)Replacement tachometer, speedometer, and instrument-cluster circuit boards contain electronic components that can be damaged by static electricity. Proper handling before and during installation hel ...
What are the Fluid Capacities of the 1967-1981 Pontiac Firebird(Post)Maintaining your classic Pontiac Firebird starts with using the correct fluid levels. Below are the factory-spec fluid capacities for the first and second-generation Firebirds (1967–1981). 19 ...
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.
A common cause of erratic Tachometer readings(Post)The tachometer circuit Board receives a signal from the ignition system that it uses to determine the engine speed.The signal frequency is typically in the 40-600 Hz range. (40-600 cycles per second) ...
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 ...