×
Contact Us Live Chat or 1-888-737-9766
My Garage
My Account
Cart
Search Bar
Search by Part Number, Part Name, or Vehicle
Track Order Help Center

Engine Coolant Heater fit your 2021 Chevrolet Trailblazer AWD

Currently shopping for
2021 Chevrolet Trailblazer AWD
Change Vehicle
Categories Close X

Currently selected

Cooling System, Grille, Oil System

Other Categories

Body Moldings, Sheet Metal, Rear Compartment Hardware, Roof Hardware
Body Mounting, Air Conditioning, Audio/Entertainment
Body Wiring, Roof Trim
Brakes
Brakes, Rear Axle, Propeller Shaft, Wheels, Tires
Engine
Frames, Springs, Shocks, Bumpers
Front End Sheet Metal, Heater
Front Suspension, Steering
Fuel System, Exhaust, Emission System
Interior Trim, Front Seat Trim, Seat Belts
Maintenance Parts, Fluids, Capacities, Electrical Connectors
Rear Seat Trim, Carpet
Starter, Generator, Ignition, Electrical, Lamps
Transmission - Automatic
Windshield, Wiper, Mirrors, Instrument Panel, Console, Doors
Categories Close X

Currently selected

Cooling System, Grille, Oil System

Other Categories

Body Moldings, Sheet Metal, Rear Compartment Hardware, Roof Hardware
Body Mounting, Air Conditioning, Audio/Entertainment
Body Wiring, Roof Trim
Brakes
Brakes, Rear Axle, Propeller Shaft, Wheels, Tires
Engine
Frames, Springs, Shocks, Bumpers
Front End Sheet Metal, Heater
Front Suspension, Steering
Fuel System, Exhaust, Emission System
Interior Trim, Front Seat Trim, Seat Belts
Maintenance Parts, Fluids, Capacities, Electrical Connectors
Rear Seat Trim, Carpet
Starter, Generator, Ignition, Electrical, Lamps
Transmission - Automatic
Windshield, Wiper, Mirrors, Instrument Panel, Console, Doors
Parts Questions
Sort by:
Recommended
Part No. & Part Description
Price & Qty.
Part No. &
Part Description
  • HEATER, Engine Coolant Heater
    55511972
    HEATER, ENGINE COOLANT(INCLUDES 3)
    • Fitting Vehicle Options: TQ,TR,TU56(LIH,K05)
    $191.65 $121.28
    1
    Add To Cart
  • Chevrolet 12586687
    Chevrolet 12586687
    12586687
    HEATER, ENGINE COOLANT
    • Fitting Vehicle Options: TR,TS,TT,TU56(L3T,K05)
  • HARNESS, Engine Coolant Heater
    42747445
    HARNESS, ENGINE COOLANT HEATER WIRING(LABELED 42747445, 42672457)
    • Fitting Vehicle Options: TS,TT,TU56(L3T,MRG,FWD,K05,MAH,MBC), TT,TU56(L3T,MRG,FWD,K05,MAH,MBC), TR,TS,TT,TU56(L3T,M3F,F48,K05,MAH,MBC)
    $185.97 $117.67
    1
    Add To Cart
  • 42747446
    HARNESS, ENGINE COOLANT HEATER WIRING(LABELED 42747446, 42672458)
    • Fitting Vehicle Options: TQ,TR,TT,TU56(LIH,MRG,FWD,K05)
    $234.37 $148.28
    1
    Add To Cart
Genuine GM Parts, the Right Choice
GMPartsGiant.com offers the wholesale prices for genuine 2021 Chevrolet Trailblazer AWD parts. Parts like Engine Coolant Heater are shipped directly from authorized GM dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 3 Cyl 1.2L, 3 Cyl 1.3L. Model Code: 4 DOOR EXT.