Envoy 4WD V8-5.3L VIN M (2005)
Spark Plug: Service and Repair
SPARK PLUG REPLACEMENT
REMOVAL PROCEDURE
1. Remove the spark plug wire.
2. Remove the washer solvent container to gain access to the #2 spark plug.
3. Loosen the spark plug 1-2 turns.
4. Brush or using compressed air, blow away any dirt from around the spark plug.
5. Remove the spark plug.If removing more than one plug, place each plug in a tray marked with the corresponding cylinder number.
INSTALLATION PROCEDURE
