212Vehicle careNo.Circuit1Starter2Starter3Exhaust sensor4Engine control module5Engine functions6Transmission control module7–8Engine control module9Climate control system10–11Tailgate locking system12Seat lumbar massage13After boil pump14–15Exhaust sensor16Fuel injection17Fuel injectionNo.Circuit18–19–20–21–22ABS23Washer system for windscreen
and rear window24–25Diesel fuel heating26Transmission control module27Power tailgate module28–29Heated rear window30–31–32DC transformer/LED display/
Electrical heater/Climate
control/Glow plug controller/
Fuel pumpNo.Circuit33–34Horn35Power outlet load compartment36Right high beam (Halogen)/
Right low beam (LED)37Left high beam (Halogen)38LED headlight/Automatic head‐
light range adjustment39Front fog light40OnStar41Water in fuel sensor/Water
pump42Manual headlight range adjust‐
ment43Fuel pump44Rear view camera/Inside rear
view mirror/Trailer module/
Power connector45LED headlight left/Automatic
headlight range adjustment left