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The Blower And Heater Controls, And A/C Do Not Work




The blower and heater controls, and A/C do not work

HVAC control power, ground, and communication circuit troubleshooting HVAC Control Power, Ground, And Communication Circuit Troubleshooting

Also check for

HVAC control unit DTCs How To Troubleshoot The Heating And A/C Systems

Climate control unit DTCs How To Troubleshoot The Climate Control System

Also check for

Blown fuse No. 36 (10 A) in the under-dash fuse/ relay box

Also check for

Poor ground at G403

Also check for

Poor or loose connections at the terminals
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