Harsh First and Reverse Shift
WARNING: This page is about a different car, the 2016 GMC Acadia, 2016 Chevrolet Traverse, and 2016 Buick Enclave. However, it is still accessible from the selected car via links, so may be relevant.
| Checks |
Causes |
| Case Cover Assembly (403) |
Inspect for plugged or improperly positioned low and reverse piston (408) air bleed. |
| Low and Reverse Clutch |
- Inspect for improper surface finish on low and reverse clutch plates (449-453).
- Inspect for damaged or worn low and reverse clutch plates (452).
- Inspect for damaged low and reverse clutch backing plate (453).
- Inspect for worn splines on backing plate (453).
- Inspect for damaged low and reverse clutch piston assembly (408), spring (409), and spring retaining ring (410).
- Inspect for fatigued or binding low and reverse clutch piston return spring (409).
- Inspect for broken low and reverse clutch wave plate (449).
|
| Lower Valve Body |
Inspect for stuck 4-5-6 clutch boost valve. |