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Spark Plug Replacement

Fig 1: Spark Plugs

GM2557077

Courtesy of GENERAL MOTORS COMPANY

Spark Plug Replacement

Callout

Component Name

Preliminary Procedures

Disconnect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection .
Remove the engine sight shield. Refer to Engine Sight Shield Replacement .
Remove the 4 ignition coils. Refer to Ignition Coil Replacement .

1

Spark Plug

CAUTION:

Refer to Fastener Caution .

Tighten
25 N.m (18 lb ft)