Affected Component: UNKNOWN OR OTHER

Date Published

JUL 19, 2002

NHTSA TSB #

637300

TSB Document

• Sorry, the NHTSA has not posted this TSB document yet.

You can still get the detailed info from GMC for this TSB. Call your local GMC dealer's service department & ask for a copy of TSB# 190702.

Summary

CUSTOMERS MAY COMMENT THAT THE SERVICE FOUR-WHEEL DRIVE / ALL-WHELL DRIVE INDICATOR ILLUMINATED OR THE FOUR-WHEEL DRIVE / ALL-WHEEL DRIVE IS INOPERATIVE. *TT