No Reverse Gear
WARNING: This page is about a different variant/trim than selected.
| Checks |
Causes |
| Automatic Transmission Fluid Pan (29) |
Verify proper fluid level and condition, inspect transmission assembly for leaks. |
| Control Valve Upper Body (304) |
- Inspect for sticking, damaged, or worn 3-5-R regulator valve (336) and valve spring (326).
- Inspect for sticking, damaged, or worn 3-5-R regulator valve (336) and valve spring (326).
|
| Control Valve Lower Body (307) |
Inspect for worn, damaged, or sticking clutch select solenoid valve 3 (352) and valve spring (353). |
| Torque Converter Housing (2) |
- Inspect for worn or damaged 1-2-3-4 and 3-5-R clutch fluid seal rings (230).
- Inspect for damaged or scored pump housing (203), cover (219), rotor (217), slide (212), and vanes (216).
- Inspect for damaged or porous pump cover assembly (219). Inspect pump surfaces for flatness.
- Inspect for excessive fluid pump rotor (217) clearance or damage. Ensure proper selective rotor is being utilized.
|
Center Support Fluid Passage Seal (20)
Automatic Transmission Fluid Pump Seal (18 and 19) |
- Inspect for worn, cut, or damaged seals.
- Inspect for damaged or scored pump housing (203), cover (219), rotor (217), slide (212), and vanes (216).
|
| Center Support (67) |
- Inspect for damaged or leaking low and reverse clutch piston assembly (470).
- Inspect for damaged or worn low and reverse clutch plates (462 - 465).
- Inspect for damaged low clutch sprag assembly (467). Holding the sprag assembly with the retaining ring facing up, and the inner race of the sprag assembly fixed, the outer race should freewheel counterclockwise.
|
| 2-6 and 3-5-Reverse Clutch Hub (64) |
Inspect for damaged or distorted shaft on hub assembly. |
| Output Shaft Assembly (70) |
Inspect for damaged or stripped splines on the output shaft. |