2003 Chevrolet Trailblazer EXT HVAC Heater Core
Navigate our online catalogue to find original replacement HVAC Heater Cores specifically designed to fit a 2003 Chevrolet Trailblazer EXT.
HVAC Heater Core
$72.94
Limited Stock
Ships: Wednesday Oct. 1st
Pick-Up: Ready in 1 Hour Wednesday Oct. 1st
Pick-Up: Ready in 1 Hour Wednesday Oct. 1st
Front
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
HVAC Heater Core
$123.01
Call For Availability
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Body Type: Sport Utility; Engine Base: 4.2L 256ci L6 (3.66x4.00; 93.0x102.0); Sub-Model: LS;
Body Type: Sport Utility; Engine Base: 4.2L 256ci L6 (3.66x4.00; 93.0x102.0); Sub-Model: LS;
HVAC Heater Core
$123.01
Call For Availability
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Body Type: Sport Utility; Engine Base: 4.2L 256ci L6 (3.66x4.00; 93.0x102.0); Sub-Model: LT;
Body Type: Sport Utility; Engine Base: 4.2L 256ci L6 (3.66x4.00; 93.0x102.0); Sub-Model: LT;
HVAC Heater Core
$123.01
Call For Availability
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Body Type: Sport Utility; Engine Base: 4.2L 256ci L6 (3.66x4.00; 93.0x102.0); Sub-Model: North Face;
Body Type: Sport Utility; Engine Base: 4.2L 256ci L6 (3.66x4.00; 93.0x102.0); Sub-Model: North Face;
HVAC Heater Core
$123.01
Call For Availability
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Body Type: Sport Utility; Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0); Sub-Model: LS;
Body Type: Sport Utility; Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0); Sub-Model: LS;
HVAC Heater Core
$123.01
Call For Availability
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Body Type: Sport Utility; Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0); Sub-Model: LT;
Body Type: Sport Utility; Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0); Sub-Model: LT;
HVAC Heater Core
$123.01
Call For Availability
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Body Type: Sport Utility; Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0); Sub-Model: North Face;
Body Type: Sport Utility; Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0); Sub-Model: North Face;
HVAC Heater Core
Call for Pricing
Call For Availability
Front
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
HVAC Heater Core
Call for Pricing
Call For Availability
Rear
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle Fitment Notes:
w/ Block Fitting
w/ Block Fitting
HVAC Heater Core
Call for Pricing
Call For Availability
Rear
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle Fitment Notes:
w/o Block Fitting
w/o Block Fitting
HVAC Heater Core
$90.69
Call For Availability
Front
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 4.2L 256ci L6 (3.66x4.00; 93.0x102.0);
Engine Base: 4.2L 256ci L6 (3.66x4.00; 93.0x102.0);
HVAC Heater Core
$90.69
Call For Availability
Front
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0);
Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0);
HVAC Heater Core
$126.73
Call For Availability
Rear
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 4.2L 256ci L6 (3.66x4.00; 93.0x102.0);
Engine Base: 4.2L 256ci L6 (3.66x4.00; 93.0x102.0);
Vehicle Fitment Notes:
with Block Type Fittings
with Block Type Fittings
HVAC Heater Core
$126.73
Call For Availability
Rear
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0);
Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0);
Vehicle Fitment Notes:
with Block Type Fittings
with Block Type Fittings
HVAC Heater Core
$114.98
Call For Availability
Rear
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 4.2L 256ci L6 (3.66x4.00; 93.0x102.0);
Engine Base: 4.2L 256ci L6 (3.66x4.00; 93.0x102.0);
Vehicle Fitment Notes:
w/o Block Fitting Connections
w/o Block Fitting Connections
HVAC Heater Core
$114.98
Call For Availability
Rear
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0);
Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0);
Vehicle Fitment Notes:
w/o Block Fitting Connections
w/o Block Fitting Connections
HVAC Heater Core
Call for Pricing
Out of Stock
Rear
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle Fitment Notes:
Without Block Connection
Without Block Connection
HVAC Heater Core
Call for Pricing
Out of Stock
Front
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 4.2L 256ci L6 (3.66x4.00; 93.0x102.0);
Engine Base: 4.2L 256ci L6 (3.66x4.00; 93.0x102.0);
HVAC Heater Core
Call for Pricing
Out of Stock
Front
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0);
Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0);
HVAC Heater Core
Call for Pricing
Out of Stock
Rear
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 4.2L 256ci L6 (3.66x4.00; 93.0x102.0);
Engine Base: 4.2L 256ci L6 (3.66x4.00; 93.0x102.0);
HVAC Heater Core
Call for Pricing
Out of Stock
Rear
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0);
Engine Base: 5.3L 5328cc 325ci V8 (3.78x3.62; 96.0x92.0);