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Home >> GMC Truck >> 1986 >> K 2500 Truck 4WD V8-350 5.7L VIN M 4-bbl >> Repair and Diagnosis >> Transmission and Drivetrain >> Automatic Transmission/Transaxle >> Testing and Inspection >> Symptom Related Diagnostic Procedures >> 3L80/3L80HD (400/475) Automatic Transmission >> Moves Forward In Neutral

Moves Forward In Neutral

1. Manual control linkage improperly adjusted.

2. Forward clutch does not release.

3. Oil pump.

4. Internal linkage.

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