2003 Cadillac Seville HVAC Heater Hose
Navigate our online catalogue to find original replacement HVAC Heater Hoses specifically designed to fit a 2003 Cadillac Seville.




HVAC Heater Hose
$20.70
Limited Stock
Ships: Wednesday Oct. 1st
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pipe To Heater
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1



HVAC Heater Hose
$24.52
Limited Stock
Ships: Wednesday Oct. 1st
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Heater To Pipe
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1



HVAC Heater Hose
$24.52
Limited Stock
Ships: Wednesday Oct. 1st
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pipe To Pipe (Outlet)
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle Fitment Notes:
Cut To Fit
Cut To Fit



HVAC Heater Hose
$18.97
Limited Stock
Ships: Wednesday Oct. 1st
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Pick-Up: Ready in 1 Hour (Order before 4:30 PM)
Coolant Reservoir
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1

HVAC Heater Hose
$16.25
Limited Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Radiator To Reservoir
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 4.6L 281ci V8 (3.66x3.31; 93.0x84.0);
Engine Base: 4.6L 281ci V8 (3.66x3.31; 93.0x84.0);

HVAC Heater Hose
$16.25
Limited Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Reservoir To Pipe-3
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 4.6L 281ci V8 (3.66x3.31; 93.0x84.0);
Engine Base: 4.6L 281ci V8 (3.66x3.31; 93.0x84.0);

HVAC Heater Hose
$18.49
Limited Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Pipe To Heater
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 4.6L 281ci V8 (3.66x3.31; 93.0x84.0);
Engine Base: 4.6L 281ci V8 (3.66x3.31; 93.0x84.0);

HVAC Heater Hose
$9.90
Limited Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Heater To Pipe-4
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 4.6L 281ci V8 (3.66x3.31; 93.0x84.0);
Engine Base: 4.6L 281ci V8 (3.66x3.31; 93.0x84.0);

HVAC Heater Hose
$14.30
Limited Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Heater To Pipe-1
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 4.6L 281ci V8 (3.66x3.31; 93.0x84.0);
Engine Base: 4.6L 281ci V8 (3.66x3.31; 93.0x84.0);

HVAC Heater Hose
$219.24
Limited Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Pipe-3 To Pipe-4
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 4.6L 281ci V8 (3.66x3.31; 93.0x84.0);
Engine Base: 4.6L 281ci V8 (3.66x3.31; 93.0x84.0);

HVAC Heater Hose
$71.82
10+ In Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Engine To Pipe-1
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 4.6L 281ci V8 (3.66x3.31; 93.0x84.0);
Engine Base: 4.6L 281ci V8 (3.66x3.31; 93.0x84.0);
Vehicle Fitment Notes:
3/4" x 5"
3/4" x 5"

HVAC Heater Hose
$71.82
10+ In Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Tee To Pipe-1
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 4.6L 281ci V8 (3.66x3.31; 93.0x84.0);
Engine Base: 4.6L 281ci V8 (3.66x3.31; 93.0x84.0);
Vehicle Fitment Notes:
3/4" x 3"
3/4" x 3"

HVAC Heater Hose
$71.82
10+ In Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Tee To Reservoir
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 4.6L 281ci V8 (3.66x3.31; 93.0x84.0);
Engine Base: 4.6L 281ci V8 (3.66x3.31; 93.0x84.0);
Vehicle Fitment Notes:
3/4" x 24"
3/4" x 24"



HVAC Heater Hose
$19.00
$16.11
Out of Stock
Pipe To Pipe (Inlet)
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1




HVAC Heater Hose
Call for Pricing
Out of Stock
Radiator To Reservoir
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle Fitment Notes:
3/8 In.
3/8 In.


HVAC Heater Hose
Call for Pricing
Out of Stock
Engine To Pipe-2
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 4.6L 281ci V8 (3.66x3.31; 93.0x84.0);
Engine Base: 4.6L 281ci V8 (3.66x3.31; 93.0x84.0);