Component recorded by NHTSA
Power Train › Transfer Case (4-wheel Drive)
Campaign summary
VEHICLE DESCRIPTION: SPORT UTILITY VEHICLES EQUIPPED WITH 4-WHEEL DRIVE. THE CALIBRATION OF THE TRANSFER CASE CONTROL MODULE COULD CAUSE INSUFFICIENT HIGH SPEED GEAR ENGAGEMENT.
Consequence
IF THE GEAR IS NOT ENGAGED, THE VEHICLE CAN ROLL WHEN THE TRANSMISSION IS IN "PARK" AND A CRASH COULD RESULT WITHOUT WARNING.
Remedy in the source record
DEALERS WILL UPDATE THE TRANSFER CASE CONTROL MODULE CALIBRATION TO INCREASE GEAR ENGAGEMENT. OWNER NOTIFICATION BEGAN NOVEMBER 6, 2001. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT CHEVROLET AT 1-800-222-1020 OR GMC AT 1-800-462-8782.
Confirm current remedy eligibility, parts availability, and completion status with NHTSA, the manufacturer, or an authorized dealer.
Catalog coverage
Vehicle pages represented here
This list reflects vehicle pages in MyRecallCheck, not necessarily the campaign's full affected population or every affected product. Use the official VIN lookup for applicability.
| Year | Make | Model |
|---|---|---|
| 2002 | Chevrolet | Trailblazer |
| 2002 | GMC | Envoy |