Engine Controls - Corrected Data Link (DLC) Wiring
NUMBER: 89-T-176REF.NO: 278101
DATE: April 1992
SECTION: 8A
SERVICE MANUAL UPDATE
SUBJECT:
ELECTRICAL DIAGNOSIS PART OF CIRCUIT 461 LEFT OUT OF SCHEMATIC
MODELS/YEARS:
1989 CUTLASS SUPREME
On page W, Car 8A-51-2 of the 1989 Service Manual Section 8A Supplement, part of circuit 461 is missing.
What is not shown is that from splice S144, circuit 461 also goes to pin 9 of connector C3 at the C68 Heater and A/C control assembly. This is shown on page 8A-68-0 of the 1989 Cutlass Supreme Service Manual.
Please mark a reference to this bulletin in your copy of the 1989 Service Manual Section 8A Supplement at page W Car 8A-51-2.