Control Modules — 2025 Chevrolet Silverado 1500 Every control module on the 2022-2026 Chevrolet Silverado 1500 — where it lives, replacement time, and what it takes to program a replacement. Modules marked dealer / factory tool won't work after a part swap alone — budget for programming.
Transmission Control Module (TCM) 2.5 hr R&R security gateway +1.0 hr ▸ programming details
📍 Inside transmission case or mounted externally on transmission
🔧 GM SPS2 via MDI2 + Security Access
⚠️ Security gateway enforced; 10-speed transmission adaptive relearn required
Heating Ventilation and Air Conditioning Control Module (HVAC) 2.0 hr R&R aftermarket tool +0.3 hr ▸ programming details
📍 Behind center instrument panel, integrated with HVAC unit
🔧 Autel/Launch/Snap-on
⚠️ Dual-zone and tri-zone climate control available
Battery Energy Control Module (BECM) 2.0 hr R&R security gateway +1.5 hr ▸ programming details
📍 Under rear seat or in bed area
🔧 GM SPS2 via MDI2 + Security Access
⚠️ Electric Silverado (2024+) only; high-voltage battery management system
Super Cruise Control Module (SCCM) 2.0 hr R&R dealer / factory tool +1.5 hr ▸ programming details
📍 Behind windshield or integrated with camera module
🔧 GM SPS2 via MDI2
⚠️ Optional; hands-free driving system; camera and radar calibration required
Electronic Brake Control Module (EBCM) 1.8 hr R&R dealer / factory tool +0.5 hr ▸ programming details
📍 Engine compartment, driver side frame rail near master cylinder
🔧 GM SPS2 via MDI2
⚠️ Brake bleeding required; integrated with ABS/ESC hydraulic unit
Body Control Module (BCM) 1.5 hr R&R security gateway +1.2 hr ▸ programming details
📍 Behind instrument panel, driver side kick panel area
🔧 GM SPS2 via MDI2 + Security Access
⚠️ Security gateway enforced; extensive option configuration required
Surround Vision Camera Module (SVCM) 1.5 hr R&R dealer / factory tool +0.5 hr ▸ programming details
📍 Behind instrument panel, center or integrated with radio
🔧 GM SPS2 via MDI2
⚠️ Multi-camera system with HD; camera alignment calibration required
Electric Power Steering Control Module (EPSCM) 1.5 hr R&R dealer / factory tool +0.5 hr ▸ programming details
📍 Steering column or integrated with steering gear
🔧 GM SPS2 via MDI2
⚠️ Steering angle sensor calibration mandatory after replacement
Gateway Module (GMLAN Gateway) 1.5 hr R&R security gateway +1.0 hr ▸ programming details
📍 Behind instrument panel, center area
🔧 GM SPS2 via MDI2 + Security Access
⚠️ Security gateway enforcer; critical for all secure module programming
Forward Collision Alert / Adaptive Cruise Control Module (FCA/ACC) 1.5 hr R&R dealer / factory tool +1.0 hr ▸ programming details
📍 Behind front grille or windshield mounted
🔧 GM SPS2 via MDI2
⚠️ Radar aim calibration mandatory; part of GM Safety Pro package
Transfer Case Control Module (TCCM) 1.5 hr R&R aftermarket tool +0.3 hr ▸ programming details
📍 On or near transfer case, under vehicle
🔧 Autel/Launch
⚠️ 4WD models only; electronic shift-on-the-fly control
Magnetic Ride Control Module (MRCM) 1.2 hr R&R dealer / factory tool +0.5 hr ▸ programming details
📍 Frame rail or under rear seat area
🔧 GM SPS2 via MDI2
⚠️ Optional; adaptive damping suspension system
Door Control Module (DCM) 1.2 hr R&R aftermarket tool +0.3 hr ▸ programming details
📍 Inside door panel, driver and passenger doors
🔧 Autel/Launch
⚠️ Power windows, locks, mirrors; one per front door on equipped models
Engine Control Module (ECM) 1.2 hr R&R security gateway +1.0 hr ▸ programming details
📍 Engine compartment, driver side firewall or top of engine
🔧 GM SPS2 via MDI2 + Security Access
⚠️ Security gateway enforced; dealer portal authentication mandatory
Infotainment Control Module (ICM) 1.2 hr R&R dealer / factory tool +0.5 hr ▸ programming details
📍 Center stack, behind touchscreen display
🔧 GM SPS2 via MDI2
⚠️ Chevrolet Infotainment 3 Plus or Google Built-In (2024+); VIN configuration required
Sensing and Diagnostic Module (SDM) 1.0 hr R&R dealer / factory tool +0.3 hr ▸ programming details
📍 Center console area or under front center of vehicle
🔧 GM SPS2 via MDI2
⚠️ Battery disconnect required; crash data stored and retrievable
Headlamp Control Module (HCM) 1.0 hr R&R aftermarket tool +0.3 hr ▸ programming details
📍 Behind instrument panel, driver side or integrated in BCM
🔧 Autel/Launch
⚠️ LED and adaptive headlamp control; auto high-beam
Remote Control Door Lock Receiver / Theft Deterrent Module (RCDLR/TDM) 1.0 hr R&R security gateway +0.8 hr ▸ programming details
📍 Behind instrument panel, driver side or center
🔧 GM SPS2 via MDI2 + Security Access
⚠️ Key fob programming and theft deterrent relearn required; push-button start models
Parking Assist Control Module (PACM) 1.0 hr R&R aftermarket tool +0.3 hr ▸ programming details
📍 Behind rear bumper or under rear seat
🔧 Autel/Launch
⚠️ Ultrasonic parking sensors front and rear; calibration recommended
OnStar Communication Module (VCIM) 1.0 hr R&R dealer / factory tool +0.8 hr ▸ programming details
📍 Behind headliner, center roof area or behind glove box
🔧 GM SPS2 via MDI2
⚠️ 5G capable (2024+); OnStar and connected services activation required
Trailer Brake Control Module (TBCM) 1.0 hr R&R aftermarket tool +0.3 hr ▸ programming details
📍 Behind instrument panel, driver side or under dash
🔧 Autel/Launch
⚠️ Optional; integrated trailer brake controller with advanced trailering features
Instrument Panel Cluster (IPC) 0.8 hr R&R security gateway +0.8 hr ▸ programming details
📍 Instrument panel, behind gauge cluster
🔧 GM SPS2 via MDI2 + Security Access
⚠️ Digital cluster on higher trims; mileage programming requires security access
Seat Control Module (SCM) 0.8 hr R&R aftermarket tool +0.2 hr ▸ programming details
📍 Under driver and passenger seats
🔧 Autel/Launch
⚠️ Power seat memory, heating, cooling, and massage control
Fuel Pump Control Module (FPCM) 0.8 hr R&R relearn only +0.2 hr ▸ programming details
📍 Frame rail, driver side near fuel tank
🔧 Scan tool auto-relearn
⚠️ Variable speed fuel pump control; simple relearn
Aftermarket tool coverage varies by software version and vehicle build — treat "aftermarket tool" rows as "usually possible" and verify against your tool maker's coverage list before promising a customer. Spot a wrong location or hour?
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