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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 813 (Automatic Transmission - 4L80-E/4L85-E (Service & Replacement)) >> Diagnostic Information and Procedures >> Road Test Procedure >> Manual Gear Range Selection >> Manual Second

Manual Second

WARNING: This page is about a different car, the 2003 GMC Yukon XL, 2003 Chevrolet Suburban, and 2003 Chevrolet Avalanche. 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 SECOND.
  2. Accelerate the vehicle to 57 km/h (35 mph).
  3. Verify the following:
    • The 1-2 shift occurs.
    • The 2-3 shift does not occur.
    • There is no noticeable slip, noise, or vibration.
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