Base Engine Misfire with Excessive Oil Consumption. Chevrolet Cruze (GME) 2010

For 1990-2009 cars

Cause | Correction
--- | ---

Worn valves, valve guides, and/or valve stem oil seals

• | Inspect the spark plugs for oil deposits.

• | Repair or replace as required.

Worn piston rings

Oil consumption may or may not cause the engine to misfire.

• | Inspect the spark plugs for oil deposits.

• | Inspect the cylinders for a loss of compression. Refer to Engine Compression Test.

• | Perform cylinder leak down and compression testing to determine the cause.

• | Repair or replace as required.