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Scan Tool Testing and Procedures
Scan Tool Display - Defrost Data, Part 1:
Scan Tool Display - Defrost Data, Part 2:
Scan Tool Display - Actuator Data:
The table lists Automatic Climate Control Module Diagnosis Codes related to the Automatic Climate Control.
IMPORTANT: The DTCs: U1000, U1064, U1016 are communication codes. Refer to the Data Link Communications. To change the temperature display from degrees Fahrenheit to degrees Celsius, press the AUTO, ECON and MODE buttons simultaneously for 3 to 5 seconds. U Code Charts