Engine Controls - DTC 26 (Quad Driver Circuit) Update

9224buick02

Bulletin
90-6E-4

Date
Nov., '89

Ref. No.
90-032-6E

Corp. Ref. No.
916529


SUBJECT:
SERVICE MANUAL UPDATE - SECTION 6E3 - DRIVEABILITY AND EMISSIONS


MODELS AFFECTED:
1990 SKYLARKS WITH QUAD 4 (VIN D) ENGINES








This bulletin serves to update Code 26 (Page 1 of 2) chart and facing page in Section 6E3 "Driveability and Emissions" in the 1990 Skylark Service Manual with 2.3L (VIN D) applications.

Adding temperature light Circuit 35 DK GRN, pin GF7.