No First, Second, 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 a damaged 1-2 assembly. Inspect for worn or damaged carrier outer sun gear shaft front and rear bushing.
Hybrid Low 1-2 Retaining Ring	Inspect for damage.
Sun Gear Carrier Assembly 3rd Position	Inspect for worn or damaged gears and bearing assembly.
Thrust Bearing Assembly 3rd Position	Inspect the bearing for wear or damage.