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Engine Assembly: Remove, Install, and Overhaul

WARNING: This page is about the Sierra 2500 HD AT4, 6.6L Eng VIN 7, which is a different variant/trim than selected.
Includes: Replace Rings, Main and Rod Bearings, Camshaft(s), Crankshaft and Timing Components. Remove Cylinder ridge, burnish Cylinders, grind Valves and clean and test or replace Lifters. Includes (where applicable): Adjust Valves. DOES NOT include Pin fit or rebore and align Rods. See machine operations.

Applies ToNoteStandard HoursWarranty HoursSkill Level
AT4,Denali,GasIncludes: R&I Grille Assembly. Includes: R&I Grille Shutter. Includes: R&I Air Cleaner. Includes: R&I Fan Shroud Assembly. Includes: R&I Cooling Fan Assembly. Includes: R&I Cooling Module. Includes: R&I Alternator. Includes: R&I Water Pump. Includes: R&I Power Steering Pump. Includes: R&I Intake Manifold. Includes: R&I Front Propeller Shaft. Includes: R&I Starter Assembly. Includes: R&I Catalytic Converter. Includes: Drain and refill Cooling System. Includes: Bleed Power Steering System. Includes: Check and adjust Transmission Fluid level with fluid temperature within parameters. Includes: Reset Oil Life Monitor. DOES NOT include Air Conditioning System recover, evacuate and recharge.41.6A
Additional Procedure: ENGINE ASSEMBLY: Remove, Install, and Overhaul:
Where Skid Plate interferes add0.2A
Combination Procedure: CRANKSHAFT POSITION SENSOR: Reset:
Crankshaft Position Variation LearnIncludes: Additional time for use of scan tool to perform this procedure.0.2B
Combination Procedure: THROTTLE BODY ASSEMBLY: Reset:
Gas, Throttle Body Idle Air Flow Compensation ResetIncludes: Additional time for use of scan tool to perform this procedure.0.2B