Circuit/System Testing: P0751: P0756
WARNING: This page is about a different car, the 2008 GMC Sierra and 2008 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Inspect the shift solenoid/hydraulic circuit for the following conditions.
- Debris or chips in the AFL oil passage
- Debris or chips restricting oil flow in passage #29 of the case or through the spacer plate gasket into the valve body
- A cracked 2-3 shift solenoid
- A 2-3 shift valve which is stuck or hung up in the valve body bore
- A 2-3 shuttle valve which is stuck or hung up in its bore
- Damaged seals on the shift solenoid valves
- Refer to Shift Solenoid Leak Test .