P0770 OBD Trouble Code

1 result found

P0770 - GM
Type Powertrain - Transmission - ISO/SAE Controlled
Description

Lockup Solenoid (MS74-Speed Transaxle) Conditions

Cause

Engine running at cruise speed in Drive, then the PCM detected that TCC Lockup did not occur after it was commanded on, or that TCC remained in lockup after it was commanded off

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