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Home >> GMC Truck >> 1988 >> V 2500 P/U 4WD L6-292 4.8L >> Repair and Diagnosis >> Transmission and Drivetrain >> Automatic Transmission/Transaxle >> Testing and Inspection >> Symptom Related Diagnostic Procedures >> Will Not Hold In Park

Will Not Hold In Park

1. Manual control linkage improperly adjusted.

2. Internal linkage defective; check for chamfer on actuator rod sleeve.

3. Parking pawl broken or inoperative.

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