Spark Plug Wire Replacement

Courtesy of GENERAL MOTORS COMPANY

NOTE: Callouts items in the following chart represent components shown in graphic above.

Callout	Component Name
Preliminary Procedure Remove the valve rocker arm cover insulator. Refer to Valve Rocker Arm Cover Insulator Replacement - Left Side (LT1) , or Valve Rocker Arm Cover Insulator Replacement - Left Side (LT4) , and/or Valve Rocker Arm Cover Insulator Replacement - Right Side (LT1) , or Valve Rocker Arm Cover Insulator Replacement - Right Side (LT4) .
1	Spark Plug Wire Procedure NOTE: Pull only on the spark plug wire boot to remove the wire. NOTE: To ensure the spark plug wire rubber boots are correctly seated during installation, push the boot onto the ignition coil until two audible clicks are heard, and push the rubber boot onto the spark plug until one audible click is heard. Twist the spark plug wire boot 1/2 turn and remove the spark plug wire. Inspect the spark plug wire for damage and replace if necessary. Inspect the inside of the spark plug rubber boot for a thin, even coat of grease. If there is no grease present or additional grease is necessary, apply a thin coating of dielectric grease evenly to the inside of the spark plug rubber boot up to a depth of 15 mm from the end of the boot. Refer to Adhesives, Fluids, Lubricants, and Sealers .

Callout

Component Name

Preliminary Procedure
Remove the valve rocker arm cover insulator. Refer to Valve Rocker Arm Cover Insulator Replacement - Left Side (LT1) , or Valve Rocker Arm Cover Insulator Replacement - Left Side (LT4) , and/or Valve Rocker Arm Cover Insulator Replacement - Right Side (LT1) , or Valve Rocker Arm Cover Insulator Replacement - Right Side (LT4) .

Spark Plug Wire

Procedure

NOTE:

Pull only on the spark plug wire boot to remove the wire.

NOTE:

To ensure the spark plug wire rubber boots are correctly seated during installation, push the boot onto the ignition coil until two audible clicks are heard, and push the rubber boot onto the spark plug until one audible click is heard.

Twist the spark plug wire boot 1/2 turn and remove the spark plug wire.
Inspect the spark plug wire for damage and replace if necessary.
Inspect the inside of the spark plug rubber boot for a thin, even coat of grease. If there is no grease present or additional grease is necessary, apply a thin coating of dielectric grease evenly to the inside of the spark plug rubber boot up to a depth of 15 mm from the end of the boot. Refer to Adhesives, Fluids, Lubricants, and Sealers .