If this occurred at a time when minimum stopping distance was required, a vehicle crash could occur without prior warning.

Service Brakes, Hydraulic — Antilock/Traction Control/Electronic Limited Slip

Date Announced

JUL 19, 1999

Vehicles Affected

1,125,749

GMC Recall #

99041

NHTSA Campaign #

99V193000

Summary

Vehicle description: Certain 4-wheel drive pickup trucks and sport utility vehicles equipped with ABS (antilock braking system) manufactured from September 1989 through August 1996. Under certain driving conditions the switch which signals the ABS system whether the vehicle is in 2-wheel or 4-wheel drive can malfunction causing increased stopping distances during ABS stops while in the two-wheel drive mode.

Actions

Dealers will replace or repair the 4-wheel/2-wheel drive switch.

Documents (6)

• Quarterly Performance Report
• Manufacturer Reply
• Manufacturer Notices(to Dealers,etc)
• Defect and Noncompliance Notice(Part 573)
• Remedy Instructions and TSB
• Recall Acknowledgement