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Seats - HVAC Module DTC Chart

SEATS - HVAC MODULE DIAGNOSTIC TROUBLE CODE (DTC) LIST

DTC Description Action
B12AB Drivers Heated Seat Relay Drive Circuit Shorted to Battery Voltage See PINPOINT TEST 7: THE HEATED SEAT IS INOPERATIVE/DOES NOT OPERATE CORRECTLY - DRIVER .
B12AC Drivers Heated Seat Relay Drive Circuit Open or Shorted to Ground See PINPOINT TEST 7: THE HEATED SEAT IS INOPERATIVE/DOES NOT OPERATE CORRECTLY - DRIVER .
B12AD Drivers Heated Seat Relay Drive Circuit Open or Shorted to Ground See PINPOINT TEST 8: THE HEATED SEAT IS INOPERATIVE/DOES NOT OPERATE CORRECTLY - PASSENGER .
B12AE Drivers Heated Seat Relay Drive Circuit Open or Shorted to Ground See PINPOINT TEST 8: THE HEATED SEAT IS INOPERATIVE/DOES NOT OPERATE CORRECTLY - PASSENGER .
All other DTCs - See DIAGNOSTIC TROUBLE CODE (DTC) CHART - B, C AND U CODES .
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