FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM
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Car repair manuals for everyone.
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Cadillac
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1997
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DeVille Concours V8-4.6L VIN 9
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Repair and Diagnosis
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Sensors and Switches
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Sensors and Switches - Cooling System
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Engine - Coolant Temperature Sensor/Switch
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Temperature Switch (Warning Indicator)
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Description and Operation
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Change Trans Fluid Message
Change Trans Fluid Message
If the PCM Calculation shows transmission oil life equals zero, it will broadcast a Class 2 serial data message to the IPC requesting that the message CHANGE TRANS FLUID be displayed.