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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 362 (Automatic Transmission - 6L80/6L90 - Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> No Park or Drive

No Park or Drive

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No Park or Drive

Checks Causes
Output Shaft Assembly (70) Inspect for a broken or damaged output shaft. Inspect for worn splines.
Case Assembly
  • Inspect for broken or damaged case.
  • Inspect for broken or bent park pawl actuator.
  • Inspect for broken or missing park pawl actuator guide pin or manual shaft pin.
  • Inspect for broken, loose or misaligned park pawl guide.
  • Inspect for binding or broken park pawl or actuator assembly.
Manual Shift Detent Lever Assembly (511) Inspect for broken or disengaged manual valve detent.