Heater:water:defroster:defogger:control switch
Safety Consequence
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.
Corrective Action
Reposition air ride suspension valve to prevent its contact with the heater fan control switch.
Similar Recalls
Other recalls from General Motors, Llc or involving Visibility.
FAQ: Recall 90V179000
Your rights, the repair process, and what each field on this page means.
What is recall 90V179000?
NHTSA recall 90V179000 was issued by General Motors, Llc on November 1, 1990. It addresses: Heater:water:defroster:defogger:control switch. The recall affects approximately 405 vehicles, with the defect involving the Visibility component.
How do I get this recall repaired?
Contact any authorized General Motors, Llc dealer and reference NHTSA recall ID 90V179000 or the manufacturer campaign number NR (Not Reported). Under federal law, the repair is completely free regardless of vehicle age or owner history.
Is my vehicle included in this recall?
The only way to confirm is to look up your 17-character VIN at nhtsa.gov/recalls. NHTSA's tool will tell you if VIN-by-VIN this exact recall applies.
How long do I have to get a recall repair done?
There is no expiration on most federal safety recalls. Even if your vehicle is years old and you bought it used, the manufacturer is required to perform the repair at no cost.
Where does the data on this page come from?
All information on this page is sourced directly from the U.S. Department of Transportation public dataset for NHTSA recalls. Last refreshed: 2026-05-22. For the most current official notice, visit nhtsa.gov/recalls.