P0771 OBD Trouble Code

1 result found

P0771 - GM
Type Powertrain - Transmission - ISO/SAE Controlled
Description

Lockup Solenoid (MS7 4-Speed Transaxle)

Cause

Engine running, vehicle 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

Try also: https://www.obd-codes.com/p0771