Removal Procedure

WARNING: This page is about a different car, the 2004 GMC Envoy XUV, 2004 GMC Envoy XL, 2004 Chevrolet TrailBlazer, and 2004 Buick Rainier. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: View Of Spark Plug And Sparkplug Seat

Courtesy of GENERAL MOTORS CORP.

Remove the spark plug wire. Refer to Spark Plug Wire Replacement .
Remove the washer solvent container to gain access to the #2 spark plug. Refer to Washer Solvent Container Replacement (Envoy, TrailBlazer) or Washer Solvent Container Replacement (Rainier) in Wiper/Washer Systems.
Loosen the spark plug 1 or 2 turns.
Brush or using compressed air, blow away any dirt from around the spark plug.
Remove the spark plug.
If removing more than one plug, place each plug in a tray marked with the corresponding cylinder number.