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Home >> Chevrolet >> 2007 >> Chevy Express G2500, Van Cargo, 6.6 6 >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 21 (Automatic Transmission - 4L60-E/4L65-E/4L70-E - Removal & Installation, Service, Overhaul, Troubleshooting & Diagnosis) >> Diagnostic Information And Procedures >> Road Test >> Coasting Downshifts

Coasting Downshifts

WARNING: This page is about a different variant/trim than selected.
  1. Place the gear selector in the OVERDRIVE position.
  2. Accelerate the vehicle to FOURTH gear with the TCC applied.
  3. Release the throttle and lightly apply the brakes.
  4. Verify the following:
    • The TCC releases.
    • Downshifts occur at speeds shown in the Shift Speed table. Refer to Shift Speed .