LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Cadillac >> 2009 >> STS V >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 5 (Engine Controls And Fuel - 4.6L - Introduction) >> Specifications >> Ignition System Specifications
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Ignition System Specifications

WARNING: This page is about a different variant/trim than selected.
Application Specification
Metric English
Ignition Type Module/Coil Per Cylinder
Firing Order 1-2-7-3-4-5-6-8
Primary Coil Current 10 Amps
Spark Plug Torque 15N.m 11 lb ft
Spark Plug Gap 1.27 mm 0.050 in
Spark Plug Type GM 12571535
Initial spark plug torque on a new cylinder head is 20 N.m (15 lb ft)