mike
With a wrench!!
Remove the spark plug wires from your 2000 Chevy Impala spark plugs. Remove the spark plugs with a 5/8 deep well socket by turning the socket to the left. Reverse the process to install the new spark plugs.
Remove the spark plug wires from your 2004 Chevy Malibu spark plugs. Remove the old spark plugs with a 5/8 deep well socket, by turning the socket to the left. Reverse the process to install the new spark plugs.
Remove the passengers side front seat. remove the metal engine cover after pulling carpet back, remove the long metal cover covering the spark plugs and wires.
Remove the spark plug wires from your 1997 Chevy Express 5.7 liter engine spark plugs. Remove the spark plugs with a 5/8 deep well socket, by turning the socket to the left. Reverse the process to install the new spark plugs.
Remove the spark plug wire. Using a 5/8" spark plug socket with appropriate extension and driver unscrew the spark plug and remove it. The spark plug gap should be set to .045". Replace spark plug and reattach wire.
Disconnect the battery, remove the spark plug cables and boots, and remove the old spark plugs. Put in the new spark plugs, attach the boots and cables, and connect the battery.
Disconnect the battery, remove the spark plug cables and boot covers, remove the old spark plugs. Next, put in the new spark plugs, replace the boot covers and cables and reconnect the battery.
"http://wiki.answers.com/Q/How_do_you_remove_the_spark_plug_wires_from_Chevy_Avalanche_2002"
There are special tools to assist you with that problem but some times the wire and or the boot gets damaged anyway. But sure to use dielectric grease on the boots to help avoid that situation next time.
The spark plugs are located under each of the ignition coil modules on 2008 Chevy Colorado. It is necessary to remove the coils and related wiring to access and replace them.
Disconnect the battery, remove the spark plug cables and boot covers, remove and dispose of the old spark plugs. Next, put in the new spark plugs, attach the boot covers and cables and reconnect the battery.