Electronic Transfer Case Controls - Revised DTC Chart
File In Section: 7 - TransmissionBulletin 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