No Reverse or Slips in Reverse
WARNING: This page is about a different car, the 2007 Pontiac G5 Pursuit, 2007 Pontiac G5, and 2007 Chevrolet Cobalt. However, it is still accessible from the selected car via links, so may be relevant.
No Reverse, Slips in Reverse
| Checks | Causes |
|---|---|
| Reverse Clutch | No apply or slipping |
| Piston and Seal Assembly (457) | Binding, cracked, or leaking |
| Inner Seal (456) | Plugged orifice |
| Clutch Plates (460-463) | Worn friction or broken splines |
| Snap Ring (459, 464) | Out of position |
| Housing (454) | Cracked, plugged feed holes, or broken tangs |
| Housing Retainer and Ball Assembly | Missing or out of position |
| Springs (458) | Binding |
| Reverse Clutch Fluid Routing | Fluid leak or restriction |
| Driven Sprocket Support (95) |
|
| Channel Plate and Gasket, and Valve Body, Gaskets, and Channel Plate | Porosity, fluid leak across the channels, misalignment, damage, or fluid restriction |
| Low and Reverse Band and Servo | No apply or slipping |
| Servo Piston (69) | Broken or binding |
| Servo Piston Seals (71, 72) | Leaking |
| Servo Pin (67) and Springs (66, 68) | Binding |
| Servo Cover (73) | Broken, loose, or leaking |
| Low and Reverse Band (111) | Broken, worn, or out of position |
| Anchor Pin (64) | Broken |
| Fluid Feed Tubes (83) |
|
| Transmission Case (1) | Porosity, fluid leak, or restriction |
| Shift Linkage | Disconnected or misaligned |
| Manual Valve (800) and Link (802) | Disconnected or misaligned |
| #1 Checkball | Missing, no low band fluid |
| Fluid Level | Low |
| Fluid Pressure | Low Refer to High or Low Line Pressure . |