Spark Plug Wire Replacement

Fig 1: Spark Plug Wire

Courtesy of GENERAL MOTORS COMPANY

Callout	Component Name
Preliminary Procedure Remove the valve rocker arm cover insulator. Refer to Valve Rocker Arm Cover Insulator Replacement - Left Side (LT4)Valve Rocker Arm Cover Insulator Replacement - Left Side (LT1 Without Z52)Valve Rocker Arm Cover Insulator Replacement - Left Side (LT1 With Z52) , and/or Valve Rocker Arm Cover Insulator Replacement - Right Side (LT1 With Z52)Valve Rocker Arm Cover Insulator Replacement - Right Side (LT4)Valve Rocker Arm Cover Insulator Replacement - Right Side (LT1 Without Z52) .
1	Spark Plug Wire Procedure 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 ignition coil 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 ignition coil rubber boot up to a depth of 15 mm from the end of the boot. Refer to Adhesives, Fluids, Lubricants, and Sealers . NOTE: Pull only on the spark plug wire boot to remove the wire.

Callout

Component Name

Spark Plug Wire

Procedure

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 ignition coil 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 ignition coil rubber boot up to a depth of 15 mm from the end of the boot. Refer to Adhesives, Fluids, Lubricants, and Sealers .

NOTE:

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