1999 Chevrolet Blazer 2D Utility, 4WD, Automatic, AutomaticFACTORY OEM SERVICE PROCEDURE

Engine Assembly: Remove, Install, and Overhaul

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
4WD,Automatic Trans29.6A
Additional Procedure: ENGINE ASSEMBLY: Remove, Install, and Overhaul:
w/Skid Plate add0.3A
Where Air Cond interferes add0.3A
Where Cruise Control interferes add0.2A
Where Eng Oil Cooler interferes add0.4A
Where Pwr Stg interferes add0.4A
Where Trans Oil Cooler interferes add0.2A
Combination Procedure: CAMSHAFT BEARING: Remove & Replace:
NOTE: This operation applies to full circle, resistance fit bearings only. For split cap type bearings use Camshaft - R&R.
Each0.3A
Combination Procedure: OIL PUMP: Overhaul:
0.6B
Combination Procedure: VALVE GUIDE: Remove & Replace:
Each0.2A
Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.

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