Engine Controls - Revised Code 26 (QDM Circuit) Charts: Overview

9219oldsmobile04

NUMBER:
90-T-105

CORP.REF.NO:
016516

DATE:
May 1990

SECTION:
6E3


SUBJECT
SERVICE MANUAL UPDATE - SECTION 6E3 -
DRIVEABILITY AND EMISSIONS REVISED CODE 26 FACING PAGES, CHARTS

MODELS/YEARS
1990 CUTLASS CALAIS, CUTLASS CIERA


This bulletin serves to update the Code 26 charts and facing pages in Section 6E3-A "Driveability And Emissions" for 1990 Cutlass Ciera and Cutlass Calais models with the 3300 (VIN N) engine. The diagnostic procedures for vehicles equipped with a 3T40 (125C) or a 4T60 (44OT4) transaxle are the same except for the 2nd gear switch, which is applicable to the 3T40 (125C) transaxle only. Changes have been highlighted with shading.