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Home >> Chevrolet >> 2023 >> Tahoe SSV >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 20 (Engine Mechanical - 3.0L (Lm2) Diesel - Repair Instructions (3 Of 11)) >> Repair Instructions >> Lower Crankcase Extension Replacement (2WD, with RC1, without F47) >> Cleaning and Inspection Procedure - Conditional

Cleaning and Inspection Procedure - Conditional

WARNING: This page is about a different variant/trim than selected.
NOTE:

The following cleaning and inspection and/or overhaul steps are ONLY to be performed as determined necessary based on the condition of the part being removed with the intention of reinstallation. The labor time to perform any of these steps is not included in the base labor time and if required would need to be documented and submitted as Other Labor Hours for warranty claim reimbursement. A description of the repairs performed must be documented in the technician correction comments.

  1. GM5148897Courtesy of GENERAL MOTORS COMPANY

    Clean the lower crankcase extension (1) in solvent.

  2. Inspect all sealing and mating surfaces for damage, and repair or replace the lower crankcase extension (1) if necessary.
  3. Inspect all threaded and through holes for damage or excessive debris.
  4. Check for roughness or end play in the oil pump drive shaft bearing (1).