One problem related to turn signal switch has been reported for the 2001 GMC Jimmy. The most recently reported issues are listed below.
Nhtsa recall 01v364000/ manufacturer's recall 01073 for multifunction switch failure. Brakes lights have intermittently gone out. Brake lights did not illuminate to alert other drivers that vehicle was slowing down or stopping. For the multi switch the vehicle was taken in 3 times to dealer before recall was issued. Please add more information.