GM Service Manual Online
For 1990-2009 cars only

Application

Specification

Metric

English

Firing Order

1-8-7-2-6-5-4-3

Spark Plug Wire Resistance

397-1,337 ohms

Spark Plug Torque

15 N·m

11 lb ft

Spark Plug Gap

1.01 mm

0.040 in

Spark Plug Type

GM P/N 12571164

AC Spark Plug P/N 41-985