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Home >> Isuzu >> 2007 >> i-290 LS, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 72 (Automatic Transaxle - 4T80-E - Service, Diagnosis & Troubleshooting) >> No Overrun Braking in D3

No Overrun Braking in D3

WARNING: This page is about a different car, the 2007 Cadillac DTS. However, it is still accessible from the selected car via links, so may be relevant.
No Overrun Braking in D3

Checks Causes
1-2 Shift Solenoid Valve Debris, stuck
3-4 Shift Valve Debris, stuck
Coast Clutch Plates Burned or damaged
Coast Clutch Seal/Checkball Cut, worn or nicked
Fluid Level
  • Low
  • Stuck in upshift position
Forward Clutch Housing
  • Splines damaged
  • Housing cracked