No Drive or Reverse Gear

WARNING: This page is about a different car, the 2010 GMC Sierra and 2010 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Checks	Causes
Hybrid Low 1-2 Clutch Assembly	Inspect for damaged 1-2 clutch housing assembly. Inspect for damaged or distorted shaft.
4th Clutch Hub Assembly	Inspect for damaged or distorted shaft on hub assembly.
Hybrid Direct 2-3-4 and 1-3 Clutch Hub Assembly	Inspect for damaged or distorted shaft on hub assembly. Inspect the output carrier inner sun gear shaft bushings for damage or wear.