GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Buick
🢒
2009
🢒
Lucerne
🢒
Seats
🢒 Seat Heating and Cooling
Seats
All Description and Operation
Heated Seats Description and Operation
Heated/Cooled Seats Description and Operation
Diagnostic Procedures
Diagnostic Starting Point - Seats
Heated and Cooled Seat Malfunction
Heated Seat Inoperative
Symptoms - Seat Heating and Cooling
Diagnostic Trouble Codes
DTC B103A or B1111
DTC B111A or B1113
DTC B1925 or B2170
DTC B1935 or B2180
DTC B19A1, B19A5, or B272A
DTC B19A2, B19A6, B111D, or B272F
DTC B19A3, B19A7, or B2729
DTC B19A4, B19A8, B103D, or B272E
DTC B1AA0, B1AA1, or B2730
DTC B1AA2, B1AA3, or B272B
DTC B2345
DTC B2425 or B2430
DTC B2435 or B2440
DTC B2508 or B2509
DTC B272C
DTC B272D
Electrical/Electronic Schematic Diagrams
Heated/Cooled Seat Schematics
Mechanical Specifications
Fastener Tightening Specifications
Removal, Installation, and Replacement
Driver or Passenger Seat Back Cushion Heater Replacement
Driver or Passenger Seat Back Ventilation Duct Replacement
Driver or Passenger Seat Back Ventilation Heating and Cooling Blower Replacement
Driver or Passenger Seat Cushion Heater Replacement
Driver or Passenger Seat Cushion Ventilation Heating and Cooling Blower Replacement
Heated and Cooled Seat Switch Replacement
Module Replacement - Seat Climate Control - Front Seat