GM Service Manual Online
For 1990-2009 cars only

Application

Specification

Metric

English

Firing Order

1-6-5-4-3-2

Spark Plug Gap

1.52 mm

0.060 in

Spark Plug Torque

15 N·m

11 lb ft

Spark Plug Type

41-921 [AC plug type]

Spark Plug Wire Resistance

3000 ohms per ft

Spark Plug Wire Resistance - POLICE

600 ohms per ft