Old 01-29-03, 03:21 PM
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Unhappy 1990,cad-deville

i have 1990 deville, heater stuck on high,blows hot on bottom, cold on defrost, cannot control nothing on the control setting.(ie) heater-defrost-air-it just blinks like a backwords,E ?? & my gas guage does not work along with any of the functions(ie) how much gas was used- how far we can go- how many gallons left- ect,ect, ect, please help
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Old 01-29-03, 03:59 PM
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Suggest you let a professional handle this one. Cadillac electronics can get costly when you guess at what the problem is.

The high blower problem is likely a wiped programmer module or body control module (pricey). The gas gauge could be a wiped out digital display or a bad float in the tank.

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