Engine Controls - Revised Code 26 & Chart C-16

Bulletin Number:
92-6-33B
Reference Number:
216506R
Publish Date:
9/92



Subject:
SERVICE MANUAL UPDATE - SECTION 6E3 - REVISED CODE 26, CHART C-16,

Models
Affected:
1992 GRAND AM MODELS WITH 2.3L (VIN D, A And 3) And 3.3L (VIN N)


This bulletin is being revised to include an updated Code 26 Chart for all 1992 Grand Am models equipped with the 2.3L (VIN D, A and 3) engine. The chart has been enhanced to incorporate improved diagnostics with the aid of a Tech 1 Scan Tool. This bulletin cancels and replaces bulletin 92-6-33A issued 4/92.

This bulletin updates the Code 26 Chart and Facing page in Section 6E3, "Driveability and Emissions" for 1992 Grand Am models equipped with 2.3L (VIN D, A, and 3) engines. This bulletin also updates the Code 26 Chart and facing page (Page 2 of 3), Chart C-16 and facing page for 1992 Grand Am models equipped with the 3300 (VIN N) engine. The revised Charts include diagnosis for vehicles equipped with a "Check Gauges" indicator instead of an engine temperature "Temp" indicator.









CODE 26 3.3L VIN N PART 1 OF 3









CODE 26 3.3L VIN N PART 2 OF 3









CODE 26 2.3L VIN D,A AND 3








CHART C-16 TEST & CIRCUIT DESCRIPTION 2.3L VIN D,A AND 3









CHART C-16 3.3L VIN N






CHART C-16 2.3L VIN 3