LEMON Manuals: Even more car manuals for everyone
Home >> Chevrolet >> 2020 >> Express 2500 LS, 6.0L Eng VIN G >> Repair and Diagnosis >> External Pages >> Different car >> Section 56 (Automatic Transmission - 6L90 (MYD) - Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> No Park or Drive

No Park or Drive

WARNING: This page is about a different car, the 2019 GMC Savana 3500, 2019 GMC Savana 2500, 2019 Chevrolet Express 3500, and 2019 Chevrolet Express 2500. However, it is still accessible from the selected car via links, so may be relevant.
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.