Electronic Transfer Case Controls - Revised DTC Chart

File In Section: 7 - Transmission

Bulletin No.: 66-74-04

Date: April, 1996

SERVICE MANUAL UPDATE

Subject:
Section 7D1A - Transfer Case Electronic Controls, Revised Diagnostic Trouble Code Chart, Page 7D1A-22

Models:
1996 Chevrolet and GMC K Models

This bulletin has been issued to revise page 7D1A-22 to include the following information:

Add the ignition switch position to Step 3, Sentence 1

Correct the two circuit call-outs in Step 5 from CKT 940 to CKT 1554.

Please replace the current page 7D1A-22 with the page enclosed with this bulletin.





7D1A-22 TRANSFER CASE ELECTRONIC CONTROLS