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Home >> Chevrolet >> 2018 >> Suburban 3500 HD LT >> Repair and Diagnosis >> External Pages >> Different car >> Section 7 (Engine Mechanical - 5.3L (L83) Or 6.2L (L86) - Repair Instructions - On Vehicle) >> Repair Instructions - On Vehicle >> Engine Mount Replacement - Left Side >> Removal Procedure

Removal Procedure

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2018 GMC Yukon XL, 2018 GMC Yukon, 2018 Chevrolet Tahoe, 2018 Chevrolet Suburban, and 2018 Cadillac Escalade ESV. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION:

When raising or supporting the engine for any reason, do not use a jack under any sheet metal, or the crankshaft pulley, or damage may occur.

  1. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection (Dual Battery)Battery Negative Cable Disconnection and Connection (Single Battery) .
  2. Front Wheelhouse Liner - Left side - RemoveFront Wheelhouse Liner Replacement - Left Side (Cadillac)Front Wheelhouse Liner Replacement - Left Side (GMC)Front Wheelhouse Liner Replacement - Left Side (Chevrolet) .
  3. Exhaust Manifold - Left side - RemoveExhaust Manifold Replacement - Left Side (L83, L86) .
    CAUTION:

    With wheels of the vehicle facing straight ahead, secure the steering wheel utilizing steering column anti-rotation pin, steering column lock, or a strap to prevent rotation. Locking of the steering column will prevent damage and a possible malfunction of the SIR system. The steering wheel must be secured in position before disconnecting the following components:

    • The steering column
    • The intermediate shaft(s)
    • The steering gear

    After disconnecting these components, do not rotate the steering wheel or move the front tires and wheels. Failure to follow this procedure may cause the SIR coil assembly to become un-centered and cause possible damage to the SIR coil. If you think the SIR coil has became un-centered, refer to your specific SIR coil's centering procedure to re-center SIR Coil.

  4. With the front wheels of the vehicle in the stright ahead position, use the CH-42640 Anti-Rotation Pin to lock the steering column.
    G00610744Courtesy of GENERAL MOTORS COMPANY
  5. Intermediate Steering Shaft Upper Bolt (1) » Remove
  6. Intermediate Steering Shaft Upper Nut (2) » Remove
  7. Upper Intermediate Steering Shaft (3) @ Intermediate Steering Shaft » Separate
    G00610745Courtesy of GENERAL MOTORS COMPANY
  8. Remove and DISCARD the 3 engine mount to frame bolts (1).
  9. Position a screw jack and a block of wood under the lower engine oil pan.
    G00610746Courtesy of GENERAL MOTORS COMPANY
  10. Remove the 4 engine mount to engine block bolts (1).
    G00610747Courtesy of GENERAL MOTORS COMPANY
  11. Remove the engine mount (1).