This 2002 GMC Envoy came in with the complaint of the two lowest blower speeds missing. Because one of the lower speeds worked along with the high speed I knew that both fuses were good and I went directly to the blower resistor which is very prone to failure. The blower resistor and the blower … Continue reading “2002 GMC Envoy No Low Blower Speeds”
2003 Chrysler Town and Country Van came in with the complaint of the blower operates on high speed with key on and cannot be adjusted down. This procedure will also apply to Dodge Caravans with auto a/c. The controls and indicators seemed to work normally. I checked the wiring diagram and component locator and found … Continue reading “2003 Chrysler Town and Country Van Blower Speed Constant”
1989 Dodge Dakota with a complaint of no blower operation. I have had lots of experience with these and went straight to the problem. Luckily this year model has the blower resistor in a convenient location. Sometimes they are inside the dash or under the washer reservoir at the cowl area on various Chrysler, Dodge … Continue reading “1989 Dodge Dakota Blower Inop”
The blower, most of the push buttons and the outside temperature display were inop. Checked basic fuses and all were okay. I did some research and found that there is a problem with the outside air / recirculation motors failing and shutting down the control assembly. The motor is located behind the glove box. Before … Continue reading “1998 Toyota Avalon A/C Inop”
Vehicle came in with complaint of no blower operation. Removed hush panel on passenger side below the glove box. Located harness connector for blower motor power regulator. Disconnected harness connector. Checked for battery positive on the Red wire, battery negative on the Brown wire and variable positive voltage on the White wire as controlled by … Continue reading “1999 Mercedes SLK230 Blower Inop”
This is a very common problem on 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006 and 2007 Chevrolet Silverado and GMC Sierra trucks. Over a period of time the resistor and usually the connector overheat and blower operation stops in some or all speeds. The blower resistor is located on the passenger side of the … Continue reading “2005 Chevrolet Silverado Blower Inop”