Having problems with your 1994 Chevrolet K1500 ?
HOW TO SET TIMING IN A 94 CHEVY CHEVY TRUCK WITH A 4.3 VORTEX ENGINE
Disconnect the wire from the ecm that advances the spark advance and use a timing light, all the specs should be in your manual, including which wire to disconnect
Repair Help & Product Troubleshooting for 1994 Chevrolet K1500
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