No First and Reverse Gears
WARNING: This page is about a different car, the 2017 GMC Acadia. However, it is still accessible from the selected car via links, so may be relevant.
| Checks |
Causes |
| Low and Reverse Clutch Assembly (455) |
- Inspect for disengaged or broken low and reverse clutch retainer (454).
- Inspect for stripped or sheared splines on low and reverse clutch (455).
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| Low and Reverse Clutch |
- Inspect for stripped or sheared splines on low and reverse clutch plates (449-453).
- Inspect for damaged, deformed or improper surface finish on the low and reverse clutch plates (449-453).
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| Case Cover Assembly (403) |
- Inspect for disengaged or broken low and reverse clutch piston spring retainer (410).
- Inspect for worn, damaged or debonding low and reverse clutch piston seals (408).
- Inspect for broken or deformed low and reverse clutch piston (408).
- Inspect for improperly position or too large bleed hole in low and reverse piston (408).
- Inspect for porosity or improper finish on the case cover.
- Inspect for broken or fatigued low and reverse clutch piston return spring (409).
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