Engine Controls - Revised Code 17, Spark Reference: Overview

91pontiac13

Bulletin Number: 92-6-6
Reference Number: 116519
Publish Date: 9/91


Subject: SERVICE MANUAL UPDATE - SECTION 6E3
DRIVEABILITY AND EMISSIONS
REVISED CODE 17 CHART

Models
Affected: 1992 BONNEVILLE MODELS 3800 (VIN L)


This bulletin updates the Code 17 Diagnostic Chart and Facing Page in "Driveability And Emissions" Section 6E3 for 1992 Bonneville models equipped with the 3800 (VIN L) engine. This bulletin includes separate diagnostic charts and facing pages for use with "Type I" and "Type II" ignition systems. To ensure proper diagnosis and to avoid replacement of good parts, the type of system being diagnosed must be identified and the correct chart for the applicable system used.

The "Type I" ignition module is identified by 2 rows of coil towers and a single coil pack containing all 3 coils. "Type II" ignition modules have all 6 coil towers on the same side of the module and individually replaceable coil packs.