GM Service Manual Online
For 1990-2009 cars only

Base Engine Misfire with Coolant Consumption for Generic Unit Repair 2001

Cause

Correction

Damaged or improperly installed cylinder head

(Coolant consumption may or may not cause the engine to misfire.)

    • Inspect the spark plugs.
    • Verify engine compression.
    • Inspect the cylinder heads.
    • Inspect the engine block.
    • Repair or replace damaged components as required.