NHTSA recall 90V179000
Visibility › Defroster/defogger/hvac system › Windshield › Electrical heating element
White GMC WX
The risk
If such contact occurs when heater fan IS on mediumspeed, an electrical short occurs, causing the fan speed control resistor tooverheat and melt the plastic fan housing; this would create a potential fora fire.
The remedy
Reposition air ride suspension valve to prevent its contact with the heater fan control switch.