No Third, Fifth, and Reverse Gear
WARNING: This page is about a different car, the 2019 Buick Cascada, 2018 Buick Cascada, and 2017 Buick Cascada. However, it is still accessible from the selected car via links, so may be relevant.
| Checks |
Causes |
| 3 - 5 Reverse Clutch Assembly |
- Inspect for damaged, stripped or sheared splines on 3 - 5 Reverse Clutch Plates (507 - 509), Backing Plate (510)
- Inspect for sheared or stripped splines on 3 - 5 Rev/4 - 5 - 6 Housing (516) to Turbine Shaft (517)
- Inspect for damage, improper surface finish, porosity, deformed or unbalanced 3 - 5 Rev/4 - 5 - 6 Housing (516)
- Inspect for damaged, worn, loose or seized hub bushing in the 3 - 5 Rev/4 - 5 - 6 Housing
- Inspect for broken, porous or improper surface finish or plugged oil passages of the 3 - 5 Rev/4 - 5 - 6 Housing (516)
- Inspect for failure of the Input Shaft Thrust Bearing (538)
- Inspect for disengaged or broken 3 - 5 Reverse Clutch Backing Plate (511)
- Inspect for damaged, worn or leaking 3 - 5 Reverse Clutch Piston Seals (504 - 506)
- Inspect for damaged or broken 3 - 5 Rev/4 - 5 - 6 Clutch Housing (516)
- Inspect for warped, damaged, improper surface finish or debonding 3 - 5 Reverse Clutch Piston (502)
- Inspect for broken or fatigued 3 - 5 Reverse Clutch Spring (503)
- Inspect for disengaged or broken Speed Sensor Reluctor Retainer (500)
- Inspect for worn, broken or damaged Speed Sensor Reluctor Wheel (501)
|
| Reaction Sun Gear Assembly (566) |
Inspect for stripped or sheared splines |
| Reaction Carrier (567) |
- Inspect for broken or disengaged Input Internal Gear Retainer
- Inspect for stripped or sheared splines on the Input Internal Gear
|
| Output Carrier (574) |
Inspect for stripped or sheared splines for the Reaction Internal Ring Gear |
| 4 - 5 - 6 Clutch Assembly |
- Inspect for plugged or missing 4 - 5 - 6 Piston Dam Oil Feed hole
- Inspect for leaking 4 - 5 - 6 Piston Dam
|