2001 GMC Sierra 2500 HD SLE 8 Cyl 8.10L
Is there a secret to changing the spark plugs on a 2001 GMC 8.1 liter. The wires seem to come of very hard.
You have a plug wire then a metal shield. Does the wire pull straight off and then the shield come straight out? I don't want to do damage.
See this Spark Plug Wires