Chevrolet OBD1 Codes

Let Me See The Fuse Is Good I Scaned The Ecm And Got Code 54 If That Means The Reley Is Bad I Changed It Or Where The Book Says It Is And...

I Am Showing No Power At The Maf Sensor. At The Sensor Relay, I Have The Brown Wire Showing Hot At All Times As It Should. I Have A Black/...

I Have A 1988 Corvette 60,000 Miles And I Keep Getting The Ses Light To Come On About Every 5th Crank Or So...sometime It Stays On And Will...

Engine Performance Problem Chevy Lumina 6 Cyl Front Wheel Drive Automatic 98000 Miles Hi, I Have A 1991 Chevy Lumina Euro. My Cars...

I Have A 91 Chevy Corsica, 3.1 Motor. 130,000 Miles. It Is Having Some Problems. It Will Stall At Stops And While Driving. When It Stalls...

Had Problems, Replaced Ignition Control Module, Pickup Coil, Coil, Also Timing Chain. Now When I Have The Est Unplugged I Time The Motor...

I Have A 1990 Chevy Astro With A 4.3, Throtte Body Injected. Appx. 30k On A Rebuilt Engine. I'm Getting Error Code 32 , Saying "vacume...

1994 S-10 Blazer. I Got The 32 Code Which Means, Egr Valve Circuit. Assuming I Have To Replace The Valve, What Is Next On The List If...

94 Chevy 1500 5.7 Liter 4x4 K Vin Studders At Cruising Speed But Not During Acceleration Replaced Both (map) (tps) Sensors Because Of...