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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) >> Extended or Delayed Upshifts

Extended or Delayed Upshifts

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.
Extended or Delayed Upshifts

Checks Causes
Calibration Incorrect platform or level
Pressure Regulator Boost Valve Stuck in bushing