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Controls for 2025 GMC Sierra 3500 HD

No.
Part # / Description / Price
1
Junction Block
MSRP $80.12
GM GM

Driver side instrument panel.

2
Upper Cover
MSRP $12.65
GM GM

Cover

Instrument panel, driver side. Instrument panel, auxiliary block.

3
Control Module
MSRP $175.22
GM GM

Module

Instrument panel, driver side, gateway. Serial data gateway module. Silverado, Sierra 2500 HD. Silverado, Sierra 3500 HD.

4
Body Control Module
MSRP $202.66
GM GM

Module

Instrument panel, driver side, body control. Tahoe. Suburban. Silverado, Sierra 2500 HD. Silverado, Sierra 3500 HD. Labeled 13547769. Escalade. Labeled 13546980. Yukon.

5
Heater Control
MSRP $365.44
GM GM

Controller

Instrument panel, driver side, heater & ac, with dual-zone. 2024-26, sle, slt, at4, at4x, denali, sle, slt, with dual-zone, with vented seat, all. 2024-26, sle, slt, at4, denali, sle, slt, with dual-zone, with vented seat, labeled 85605653.

5
Heater Control
MSRP $229.28
GM GM

Controller

2022-26 redesign,pro, without dual-zone, without rr defrost, without pwr mirrors. Instrument panel, driver side, heater & ac, without dual-zone.

6
Mount Bracket
MSRP $43.54
GM GM

Instrument panel, driver side, gateway module. Onstar. Redesign.

7
F (S)Bracket
MSRP $16.92
GM GM

Mount Bracket

Instrument panel, driver side, body control module.