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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 236 (Automatic Transmission - 4L60-E/4L65-E (Service & Replacement)) >> Diagnostic Information and Procedures >> Lack of Power or Hesitation

Lack of Power or Hesitation

WARNING: This page is about a different car, the 2003 GMC Savana and 2003 Chevrolet Chevy Express. However, it is still accessible from the selected car via links, so may be relevant.
Lack Of Power Or Hesitation

Checks Causes
Automatic Transmission Fluid Pressure (TFP) Manual Valve Position Switch Incorrect TFP signal logic for current gear position. Refer to Transmission Fluid Pressure (TFP) Manual Valve Position Switch Logic .