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GMC
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2018
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Acadia Denali, FWD
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Repair and Diagnosis
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External Pages
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Different car
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Section 325 (HVAC System - Automatic)
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Diagnostic Information and Procedures
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DTC B393B: Air Conditioning Compressor Valve Control Circuit
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Diagnostic Fault Information
Diagnostic Fault Information
WARNING:
This page is about a different car, the 2017 GMC Acadia. However, it is still accessible from the selected car via links, so may be relevant.
Circuit
Short to Ground
Open/High Resistance
Short to Voltage
Signal Performance
B+
B393B 0B
B393B 04
-
-
Control
B393B 04
B393B 04
B393B 0B
-