GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2003 🢒 Chevy Suburban - 4WD 🢒 Engine 🢒 Engine Controls - 8.1L 🢒 Ignition System Specifications

Application

Specification

Metric

English

Firing Order

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

Spark Plug Wire Resistance

1,000 ohms per ft

Spark Plug Torque

20 N·m

15 lb ft

Spark Plug Gap

1.52 mm

0.060 in

Spark Plug Type

TJ14R-P15 Denso plug type