Enter Vehicle Year Make Model

Specify your vehicle's year, make and model to guarantee fit.

Year
Make
Model
Options
Drivetrain

2003 Cadillac Escalade Heating & Cooling

What year is your
Free Same Day Shipping

2003 Cadillac Escalade Heating & Cooling

Filter Results
  • Notify When Available

    VIDEO

    Engine Water Pump

    Replaces 2003 Cadillac Escalade without Water Pump Casting # 12562459 Engine Water Pump TRQ WPA07325

    20 reviews
    Brand: TRQ - WPA07325

    $144.95
    Save 13%
    List $166.95 Save $22.00

    Guaranteed to Fit 2003 Cadillac Escalade

    Guaranteed to Fit 2003 Cadillac Escalade

  • Notify When Available

    VIDEO

    Engine Water Pump

    Replaces 2003 Cadillac Escalade Engine Water Pump TRQ WPA06894

    41 reviews
    Brand: TRQ - WPA06894

    • Includes: Thermostat & Housing
    • Kit Includes: (1) Engine Water Pump
    • Kit Includes: (1) Thermostat with Housing Assembly
    $219.95
    Save 13%
    List $252.95 Save $33.00

    Guaranteed to Fit 2003 Cadillac Escalade

    Guaranteed to Fit 2003 Cadillac Escalade

  • Notify When Available

    VIDEO

    Coolant Reservoir

    Replaces 2003 Cadillac Escalade Coolant Reservoir with Low Fluid Sensor TRQ ECA92002

    5 reviews
    Brand: TRQ - ECA92002
    $73.95
    Save 12%
    List $83.95 Save $10.00

    Guaranteed to Fit 2003 Cadillac Escalade

    Guaranteed to Fit 2003 Cadillac Escalade

  • Notify When Available

    VIDEO

    HVAC Blend Door Actuator

    Replaces HVAC Blend Door Actuator TRQ HCA40150

    Brand: TRQ - HCA40150

    $36.95
    Save 20%
    List $45.95 Save $9.00

    Guaranteed to Fit 2003 Cadillac Escalade

    Guaranteed to Fit 2003 Cadillac Escalade

  • Notify When Available

    VIDEO

    1992-04 GM SUV Van Vent Door Actuator

    Replaces 2003 Cadillac Escalade with Manual Temperature Control Rear Auxiliary Heater HVAC Blend Door Actuator TRQ HCA40136

    5 reviews
    Brand: TRQ - HCA40136
    $46.95
    Save 11%
    List $52.95 Save $6.00

    Guaranteed to Fit 2003 Cadillac Escalade

    Guaranteed to Fit 2003 Cadillac Escalade

  • Notify When Available

    VIDEO

    Door Actuator

    Replaces 2003 Cadillac Escalade Air Inlet HVAC Blend Door Actuator TRQ BDA30811

    23 reviews
    Brand: TRQ - BDA30811
    $51.95
    Save 13%
    List $59.95 Save $8.00

    Guaranteed to Fit 2003 Cadillac Escalade

    Guaranteed to Fit 2003 Cadillac Escalade

  • Notify When Available

    VIDEO

    00-13 GM FS SUV w/Rr AC; 09-13 Sierra, Silv 1500 Hyb; 05-10 3500 w/Amb Pkg (RPO: YF2) Frt A/C Condsr

    Replaces 2003 Cadillac Escalade with Rear Air Conditioning A/C Condenser TRQ ACA84500

    9 reviews
    Brand: TRQ - ACA84500

    $93.95
    Save 19%
    List $115.95 Save $22.00

    Guaranteed to Fit 2003 Cadillac Escalade

    Guaranteed to Fit 2003 Cadillac Escalade

  • Notify When Available

    VIDEO

    99-14 Silverado, Sierra; 00-13 FS SUV (w/o Floor Console) Front Heater Core

    Replaces 2003 Cadillac Escalade without RPO Code CJ3 (Auxiliary Temperature Control) & RPO Code D07 (Front Floor Custom Console) Front Heater Core TRQ HCA40116

    8 reviews
    Brand: TRQ - HCA40116
    $71.95
    Save 14%
    List $83.95 Save $12.00

    Guaranteed to Fit 2003 Cadillac Escalade

    Guaranteed to Fit 2003 Cadillac Escalade

  • Notify When Available

    VIDEO

    Thermostat with Housing Assembly

    Replaces Thermostat with Housing Assembly TRQ ECA92438

    6 reviews
    Brand: TRQ - ECA92438

    $51.95
    Save 13%
    List $59.95 Save $8.00

    Guaranteed to Fit 2003 Cadillac Escalade

    Guaranteed to Fit 2003 Cadillac Escalade

  • Notify When Available
    03-09 Cadillac Chevy GMC Full Size PU & SUV Vent Door Actuator

    Replaces 2003 Cadillac Escalade with Manual Air Conditioning for Main Unit HVAC Blend Door Actuator DIY Solutions HVA01396

    2 reviews
    Brand: DIY Solutions - HVA01396
    $39.95
    Save 29%
    List $55.95 Save $16.00

    Guaranteed to Fit 2003 Cadillac Escalade

    Guaranteed to Fit 2003 Cadillac Escalade

1

...

1 2 3 4

...

4
Close



Cadillac is a registered trademark of General Motors Company. 1A Auto is not affiliated with or sponsored by Cadillac or General Motors Company. See all trademarks.
Same Day Shipping

Need your part faster? Choose expedited shipping at checkout.

Guaranteed To Fit

Highest quality, direct fit replacement auto parts enforced to the strictest product standards.

USA Customer Support

Exceeding customers' expectations, our team of passionate auto enthusiasts are here to help.

Instructional Video Library

Thousands of how-to auto repair videos to guide you step-by-step through your repair.

Go To Top
Specify your vehicle

Specify your vehicle's year, make and model to guarantee fit.

Year
Make
Model
Options
Drivetrain

If your vehicle isn't listed, close the window to return to search.