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Home >> Hummer >> 2008 >> H3 Luxury, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 285 (Automatic Transmission - 4L60-E - Removal & Installation, Service, Overhaul, Troubleshooting & Diagnosis) >> Diagnostic Information And Procedures >> Road Test >> Manual Gear Range Selection >> Manual Third

Manual Third

WARNING: This page is about a different car, the 2009 GMC Canyon and 2009 Chevrolet Colorado. However, it is still accessible from the selected car via links, so may be relevant.
  1. With the vehicle stopped, move the gear selector to THIRD.
  2. Accelerate the vehicle to 64 km/h (40 mph).
  3. Verify the following:
    • The 1-2 shift occurs.
    • The 2-3 shift occurs.
    • There is no noticeable slip, noise or vibration.
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