GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
GMC_Truck
🢒
2000
🢒
Envoy - 4WD
🢒
Body and Accessories
🢒
Seats
🢒 Lumbar Support Schematics
Figure
1:
Lumbar without Memory Seats
Power Seat Systems Components
Power Lumbar Circuit Description
Lumbar with Memory Seats
Power Seats, Power Windows Circuit Breakers and RAP Relay
HTD SEAT, ATC, HVAC and A/C Fuses
Power Seats, Power Windows Circuit Breakers and RAP Relay
Power and Grounding Connector End Views
S313 and S419
S313 and S419
S320 and S420
Figure
2:
Lumbar with Memory Seats
Power Seat Systems Components
Power Lumbar Circuit Description
Lumbar without Memory Seats
Power and Grounding Connector End Views
HTD SEAT, ATC, HVAC and A/C Fuses
HTD SEAT, ATC, HVAC and A/C Fuses
HTD SEAT, ATC, HVAC and A/C Fuses
S313 and S419
S313 and S419
S320 and S420