GM Service Manual Online
For 1990-2009 cars only

Application

Specification

Metric

English

Firing Order

1-2-3-4-5-6

Spark Plug Gap

1.52 mm

0.060 in

Spark Plug Torque

15 N·m

11 lb ft

Spark Plug Type

GM P/N 12568387

AC Delco #41-101

Spark Plug Wire Resistance

5,600 ohms per meter (1,707 ohms per ft)