Chevrolet OBD1 Codes

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1991 Chevy Camaro Code 42

1991 CHEVROLET CAMARO
I Need To Know How To Fix Code 42 On This Chevy 1991 Camaro Tank You
2 ANSWERS
Asked by perez pecas

Code 13, Engine Is Sputtering And Barely Running?

1991 CHEVROLET BLAZER
I Have The Vehicle Listed Above K5 (v10 4x4) Blazer Mileage 202,636 With A Manual Transmission. Last Night It I Started Running Really Badly...
2 ANSWERS
Asked by chevymetal1991

Code 21 TPS Voltage High?

1990 CHEVROLET CHEYENNE
Getting One Code 21 Tps Voltage High. Tested The Tps With Voltmeter Across Blue And Black Wire And With Ignition On Throttle Closed Got Like...
7 ANSWERS
5 IMAGES
Asked by Gilbro

Code 43, Cranks No Start

1990 CHEVROLET CAVALIER
Car Shut Off At Work Hit With Starting Fluid And Fired, Ran For A Couple Weeks And Wouldn't Start One Morning. Has Schrader Valve For...
5 ANSWERS
7 IMAGES
Asked by Dave Hackett

Code 34, MAP Sensor

1990 CHEVROLET 1500
I Have The Truck Listed Above C1500 5.0. I Have Replaced The Map Sensor And Connector The Ecm And Everything That Is Electronic That Makes...
1 ANSWER
4 IMAGES
Asked by Kyle Baumgardner

Runs Then Shuts Off

1990 CHEVROLET SILVERADO
When Running Will Just Shut Off And Start Right Back Up. Showing Code 42. Put New Wires, Plugs, And Fuel Filter.
1 ANSWER
Asked by Dwight645

It's Showing Code 42

1990 CHEVROLET S-10
I Have Replaced Distributor Cap Rotary Button New Plugs And Wires New Coil New Map Sensor New Ignition Module New Alternator The Truck Runs...
9 ANSWERS
1 IMAGE
Asked by Jes 1

5.0 Eng Idles Great, Just Started Spitting And...

1990 CHEVROLET SILVERADO
5.0 Eng Idles Great, Just Started Spitting And Sputtering Under Load, Code 15 Came Up, If I Disconnect Wiring Connector To Eng Coolant...
1 ANSWER
Asked by maybee44

Need Help With Code 42 On Chevy Corsica

1990 CHEVROLET CORSICA
I Have 1990 Corsica 3.1l With 29k Miles And It Is Throwing A Hard Code 42. It Runs Rough And Idles Too High When Slowing Down. When It...
3 ANSWERS
2 IMAGES
Asked by davidstum

1990 Chevy Corvette Code 43

1990 CHEVROLET CORVETTE
1990 Vett Not Zr1. Have Code 43. Most Often It Set Codevery Shortly After Starting Engine. Have Replaced Knock Sensor Twice, Replaced Memcal...
7 ANSWERS
Asked by 2slow4u

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