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

700 ohms per ft

Spark Plug Torque

15 N·m

11 lb ft

Spark Plug Gap

1.01 mm

0.040 in

Spark Plug Type

AC Delco 41-985 [AC plug type]

GM P/N 12571164