No Reverse or Slips in Reverse
WARNING: This page is about a different car, the 2004 GMC Sierra and 2004 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
No Reverse or Slips in Reverse
| Checks |
Causes |
| Input Housing Assembly (602) |
- 3-4 Apply ring stuck in applied position
- Forward clutch not releasing
- Turbine shaft seals missing, cut or damaged
|
| Manual Valve Link (89) |
Disconnected |
| Valve Body Assembly (60) |
- 2-3 Shift valve stuck
- Manual linkage not adjusted
- Spacer plate and gaskets incorrect, mispositioned or damaged
- Lo overrun valve stuck
- Orificed cup plug restricted, missing or damaged
|
| Reverse Input Clutch Assembly (605-614) |
- Clutch plate worn
- Reverse input housing and drum assembly cracked at weld
- Clutch plate retaining ring out of groove
- Return spring assembly retaining ring out of groove
- Seals cut or damaged
- Restricted apply passage
- Porosity in piston
- Belleville plate installed incorrectly
- Excessive clutch plate travel
- Oversized housing
|
| Lo and Reverse Clutch (694-696) |
- Clutch plates worn
- Porosity in piston
- Seals damaged
- Return spring assembly retaining ring mispositioned
- Restricted apply passage
|
| Reaction Sun Shell (670) |
Broken spline on reaction sun shell/replace shell |