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Home >> Chevrolet >> 2018 >> Suburban 3500 HD LT >> Repair and Diagnosis >> External Pages >> Different car >> Section 19 (Automatic Transmission - 10L80 (MF6) - Repair Instructions - On Vehicle) >> Repair Instructions - On Vehicle >> Automatic Transmission Range Selector Lever Cable Adjustment >> Cable Re-Adjustment

Cable Re-Adjustment

WARNING: This page is about a different car, the 2018 GMC Yukon XL, 2018 GMC Yukon, 2018 Chevrolet Tahoe, 2018 Cadillac Escalade ESV, and 2018 Cadillac Escalade. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of White Cover & Natural Colored Lock
    GM466234Courtesy of GENERAL MOTORS COMPANY
  1. Place the steering column shift lever back into the park (P) position.
  2. Raise the vehicle. Lifting and Jacking the Vehicle .
  3. Ensure that the transmission manual shaft lever is in the park (P) position.
  4. Pull the white cover (1) back to expose the natural colored lock (2). Under the lock (2), insert a flat-bladed screwdriver under the lock ramp located at the top of the lock. The lock will pop up, and the transmission end will move slightly away from the shifter end.
  5. Fig 2: Engaging Inner Wire And Lock Both Wires Together
    GM1399533Courtesy of GENERAL MOTORS COMPANY
  6. Push the end of the transmission end (3) inside the shifter end (1) until the blue spring (2) on the transmission end (3) is fully compressed, this will engage the inner wire and lock both wires together.
  7. Fig 3: Releasing Transmission End To Allow Spring To Tension/Adjust Cable System
    GM1399535Courtesy of GENERAL MOTORS COMPANY
    NOTE:

    DO NOT hold the transmission end (1) during this operation, this will result in a mis-adjusted cable.

  8. Release the transmission end (3) and allow the spring (2) to tension/adjust the cable system.
  9. Pull the white cover (5) on the shifter end (1) back.
  10. Push the natural colored lock button (4) down to engage the locking teeth on the transmission end (3).
  11. Fig 4: View Of White Cover & Natural Colored Lock
    GM466234Courtesy of GENERAL MOTORS COMPANY
  12. Release the white cover (1).
  13. Verify the white cover (1) conceals the natural colored lock (2).
    WARNING: After installing the transmission range selector shift cable, ensure the shifter cannot be shifted out of the Park position unless the brake is applied. Failure to perform this task can result in the shifter moving out of the Park position unintentionally, causing potential vehicle damage and bodily injury.
  14. Check to ensure that all available shift controls operate properly.
  15. Ensure the shifter cannot be shifted out of the Park position unless the brake is applied.
  16. If all of the gear positions cannot be achieved, repeat the re-adjustment procedure as needed.
  17. Lower the vehicle.