Operation CHARM
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GMC Truck
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1989
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Jimmy Full Size V8-350 5.7L
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Repair and Diagnosis
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Powertrain Management
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Transmission Control Systems
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Technical Service Bulletins
Transmission Control Systems: Technical Service Bulletins
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Customer Interest
TCC - False Code 32/ Possible MIL ON
Drivetrain - Slow Or No Engagement of Front Axle
Overview
Service Procedure
By Symptom
Abnormal wear/deterioration
A/T - TCC Wiring Shorted to Ground, Blown Fuses
Customer Interest
TCC - False Code 32/ Possible MIL ON
Drivetrain - Slow Or No Engagement of Front Axle
Overview
Service Procedure
False instrument warning light/gauges
TCC - False Code 32/ Possible MIL ON
All Technical Service Bulletins
A/T - TCC Wiring Shorted to Ground, Blown Fuses
TCC - False Code 32/ Possible MIL ON
A/T Fluid Level Indicator - Revised (Sealed)
Drivetrain - Slow Or No Engagement of Front Axle
Overview
Service Procedure