Table 1 shows three common visibility related problems of the 2006 GMC Sierra.
| Problem Category | Number of Problems |
|---|---|
| Blower problems | |
| Defogger problems | |
| Wiper problems |
Heater and a/c blower malfunction. Wires and connectors were hot to the touch and after a closer look wires protective wire cover were exposed and connectors were melted through. There was also smoke in the cab.
Describe below is exactly what has occurred with my vehicle. However gm replacement part is defective and issue is under recall in canada???? not u. S. ??? part is being redesigned may be a couple of months?? being told will have to wait in mean time I have manually bring heat up from low and may have heat may have to shut down vehicle and start at low. Not very reassuring when temps are -40f below zero. . Read more...
Turned off engine, hvac fan still on. Will not turn off. This is the dual climate control system. Had to remove fuse so the battery will not discharge. Service bulletins were issued for this problem but did not include all vehicles, including ours.