Contact Us
Live Chat
or
1-888-220-8330
Search Bar
Search by Part Number or Keywords
My Garage
My Account
Cart
Body & Mirrors
Chassis & Brakes
Engine & Drivetrain
Electrical & Lighting
Help Center
< Back
×
Live Chat
1-888-220-8330
Body & Mirrors
Chassis & Brakes
Engine & Drivetrain
Electrical & Lighting
Login/Register
My Account
Track Order
Help Center
Contact Us
Home
>
Sierra 1500 HD
>
2003
>
Engine & Drivetrain
>
A/C & Heating
>
Heater Hose
2003 GMC Sierra 1500 HD Heater Hose
My Vehicle
Change Vehicle
2003 GMC Sierra 1500 HD
Change Vehicle
Vehicle Options
We need more information about your vehicle to make a correct determination of fitment
< Back to View All
A/C & Heating
Department
Replacement
Brands
Dayco
Dorman
Gates
Prices
$9.99 and under
$10 to $14.99
$15 to $34.99
$35 and over
12 Products found
Show Item:
30
60
90
Sort by:
Recommended
Filter
Sort
View by
Dorman®
Engine Coolant Crossover Pipe for 2003 GMC Sierra 1500 HD
PartNumber:
626-543
VEHICLE SPECIFIC
Product Specifications
Height: 2.91 in
Inside Diameter: 0.2 in
Length: 10.5 in
OE Part Number: 12604711, 12559091
Outside Diameter: 0.29 in
Package Contents: Coolant Bypass Tube
UPC: 885484375048
Width: 0.8 in
Part Description: 2003 GMC Sierra 1500 HD Engine Coolant Crossover Pipe
More Info
Vehicle Fitment
2003 GMC Sierra 1500 HD | All Trims | 8 Cyl 6.0L
$50.74
Add to Cart
Gates®
Safety Stripe Hvac Heater Hose for 2003 GMC Sierra 1500 HD
PartNumber:
28411
VEHICLE SPECIFIC
Product Specifications
Notes: Cut to Length, 33"
Centerline Length: 50 ft
End 1 Inside Diameter: .625 in
End 2 Inside Diameter: .625 in
Material: EPDM
OE Part Number: 8990
UPC: 072053066319
Weight Per Length: 11.70 lbs./Carton
Working Pressure: 60 PSI
Part Description: 2003 GMC Sierra 1500 HD Safety Stripe Hvac Heater Hose
More Info
Vehicle Fitment
2003 GMC Sierra 1500 HD | All Trims | 8 Cyl 6.0L
$55.34
Add to Cart
Dorman®
Hvac Heater Hose Assembly for 2003 GMC Sierra 1500 HD
PartNumber:
626-538
VEHICLE SPECIFIC
Product Specifications
Notes: Radiator Surge Tank Hose; w/Auxiliary Heater
Branch Quantity: 3
Color/Finish: Natural/No Finish
Contains Spring: No
Coolant Hose Heat Shield Included: No Heat Shield Required
Coolant Hose Length: 32"
Coolant Hose Material: Aluminum and Rubber
Coolant Hose Protective Sleeve Included: Not Required
Coolant Hose Type: Branched
End 1 Attachment Type: Hose
End 2 Attachment Type: Hose
End 3 Attachment Type: Quick Connect
Grade Type: Regular
Hose End (1) Inside Diameter (In): 0.72"
Hose End (1) Outside Diameter (In): 1.05"
Hose End (2) Inside Diameter (In): 1.05"
Hose End (2) Outside Diameter (In): 1.34"
Hose End (3) Inside Diameter (In): 0.62"
Hose End (3) Outside Diameter (In): 1.06"
Hose Shape: Molded Assembly
Maximum Working Pressure (psi): 100 PSI
OE Part Number: 15792822
Thermostatically Controlled: No
UPC: 037495836036
With Clamps: Yes
Part Description: 2003 GMC Sierra 1500 HD Hvac Heater Hose Assembly
More Info
Vehicle Fitment
2003 GMC Sierra 1500 HD | All Trims | 8 Cyl 6.0L
$37.08
Add to Cart
Gates®
Hvac Heater Molded Hose for 2003 GMC Sierra 1500 HD
PartNumber:
18622
VEHICLE SPECIFIC
Product Specifications
Centerline Length (in): 23"
Inside Diameter 1 (in): 0.48"
Number of Branches: 0
UPC: 770075563112
Part Description: 2003 GMC Sierra 1500 HD Hvac Heater Molded Hose
More Info
Vehicle Fitment
2003 GMC Sierra 1500 HD | All Trims | 8 Cyl 6.0L
$31.71
Add to Cart
Dorman®
Hvac Heater Hose Assembly for 2003 GMC Sierra 1500 HD
PartNumber:
626-557
VEHICLE SPECIFIC
Product Specifications
Notes: wo/Auxiliary Heater
Branch Quantity: 2
Color/Finish: Natural/No Finish
Contains Spring: No
Coolant Hose Heat Shield Included: No Heat Shield Required
Coolant Hose Length: 34"
Coolant Hose Material: Rubber
Coolant Hose Protective Sleeve Included: Not Required
Coolant Hose Type: Single I.D. (Inside Diameter)
End 1 Attachment Type: Hose
End 2 Attachment Type: Quick Disconnect
Grade Type: Standard
Hose End (1) Inside Diameter (In): 0.99"
Hose End (1) Outside Diameter (In): 1.33"
Hose End (2) Inside Diameter (In): 1.33"
Hose End (2) Outside Diameter (In): 0.62 In.
Hose End (3) Inside Diameter (In): 0.9"
Hose Shape: Straight
Maximum Working Pressure (psi): 100 PSI
OE Part Number: 15763368
Package Contents: Heater Hose Assembly
Thermostatically Controlled: No
UPC: 885484595286
With Clamps: No
Part Description: 2003 GMC Sierra 1500 HD Hvac Heater Hose Assembly
More Info
Vehicle Fitment
2003 GMC Sierra 1500 HD | All Trims | 8 Cyl 6.0L
$29.55
Add to Cart
Gates®
Hvac Heater Molded Hose for 2003 GMC Sierra 1500 HD
PartNumber:
18623
VEHICLE SPECIFIC
Product Specifications
Branch Quantity: 0
Centerline Length: 4.83 in
End 1 Inside Diameter: 6 mm
End 2 Inside Diameter: 6 mm
Material: EPDM
OE Part Number: 74074
UPC: 770075566731
Part Description: 2003 GMC Sierra 1500 HD Hvac Heater Molded Hose
More Info
Vehicle Fitment
2003 GMC Sierra 1500 HD | All Trims | 8 Cyl 6.0L
$5.51
Add to Cart
Dorman®
Hvac Heater Hose Assembly for 2003 GMC Sierra 1500 HD
PartNumber:
626-111
VEHICLE SPECIFIC
Product Specifications
Notes: Radiator Surge Tank Hose; wo/Auxiliary Heater
Color: Natural
Coolant Hose Heat Shield Included: No Heat Shield Required
Coolant Hose Length: 38"
Coolant Hose Material: Rubber/Plastic
Coolant Hose Protective Sleeve Included: No Protective Sleeve Required
Coolant Hose Type: Branched
End 1 Attachment Type: Hose
End 2 Attachment Type: Hose
End 3 Attachment Type: Hose
Hose End (1) Inside Diameter (In): 0.75"
Hose End (1) Outside Diameter (In): 0.85"
Hose End (2) Inside Diameter (In): 0.75"
Hose End (2) Outside Diameter (In): 0.85"
Hose End (3) Inside Diameter (In): 0.75"
Hose End (3) Outside Diameter (In): 0.85"
Maximum Working Pressure (psi): 100
OE Part Number: 15792821
Package Contents: Heater Hose Assembly
SAE Standards: J20
Thermostatically Controlled: No
UPC: 019495427001
With Clamps: Yes
Part Description: 2003 GMC Sierra 1500 HD Hvac Heater Hose Assembly
More Info
Vehicle Fitment
2003 GMC Sierra 1500 HD | All Trims | All Engines
$31.64
Add to Cart
Dayco®
4 5 Molded Heater Hose for 2003 GMC Sierra 1500 HD
PartNumber:
86504
VEHICLE SPECIFIC
Product Specifications
Notes: Molded
Color: Black
Contains Heat Shield: N
Contains Protective Sleeve: N
End 1 Inside Diameter: 1/4
End 1 Outside Diameter: 17/32
End 2 Inside Diameter: 1/4
End 2 Outside Diameter: 17/32
Hose Type: Single I.D. Hose
Material: EPDM
SAE Specification: SAE J20R3 Class D-1, SAE J1684 Type EC
Trunk Height: 4 1/2
UPC: 036687843739
Part Description: 2003 GMC Sierra 1500 HD 4 5 Molded Heater Hose
More Info
Vehicle Fitment
2003 GMC Sierra 1500 HD | All Trims | All Engines
$4.90
Add to Cart
Dayco®
Small Id Hvac Heater Hose for 2003 GMC Sierra 1500 HD
PartNumber:
86836
VEHICLE SPECIFIC
Product Specifications
Color: Black
Contains Heat Shield: N
Contains Protective Sleeve: N
End 1 Inside Diameter: 1/4
End 1 Outside Diameter: 17/32
End 2 Inside Diameter: 9/32
End 2 Outside Diameter: 17/32
Hose Type: Single I.D. Hose
Material: EPDM
SAE Specification: SAE J20R3 Class D-1, SAE J1684 Type EC
Trunk Height: 29 1/2
UPC: 036687882226
Part Description: 2003 GMC Sierra 1500 HD Small Id Hvac Heater Hose
More Info
Vehicle Fitment
2003 GMC Sierra 1500 HD | All Trims | All Engines
$16.43
Add to Cart
Dayco®
Small Id Hvac Heater Hose for 2003 GMC Sierra 1500 HD
PartNumber:
87959
VEHICLE SPECIFIC
Product Specifications
Notes: Branched
Color: Black
Contains Heat Shield: N
Contains Protective Sleeve: N
End 1 Inside Diameter: 3/4
End 1 Outside Diameter: 1 1/16
End 2 Inside Diameter: 1
End 2 Outside Diameter: 1 11/32
End 3 Inside Diameter: 3/4
End 3 Outside Diameter: 3/4
Hose Type: Branched Hose
Material: EPDM
SAE Specification: SAE J20R3 Class D-1, SAE J1684 Type EC
Trunk Height: 15 1/2
UPC: 036687889225
Part Description: 2003 GMC Sierra 1500 HD Small Id Hvac Heater Hose
More Info
Vehicle Fitment
2003 GMC Sierra 1500 HD | All Trims | All Engines
$34.45
Add to Cart
Gates®
Engine Coolant Molded Bypass Hose for 2003 GMC Sierra 1500 HD
PartNumber:
18126
VEHICLE SPECIFIC
Product Specifications
Branch Quantity: 0
Centerline Length: 35.78 in
End 1 Inside Diameter: 6 mm
End 2 Inside Diameter: .3 in
Material: EPDM
OE Part Number: 31125
UPC: 072053559125
Part Description: 2003 GMC Sierra 1500 HD Engine Coolant Molded Bypass Hose
More Info
Vehicle Fitment
2003 GMC Sierra 1500 HD | All Trims | 8 Cyl 6.0L
$19.93
Add to Cart
Dayco®
Small Id Branched Heater Hose for 2003 GMC Sierra 1500 HD
PartNumber:
88412
VEHICLE SPECIFIC
Product Specifications
Notes: Branched
Color: Black
Contains Heat Shield: N
Contains Protective Sleeve: N
End 1 Inside Diameter: 23/32
End 1 Outside Diameter: 1 1/16
End 2 Inside Diameter: 1
End 2 Outside Diameter: 1 11/32
End 3 Inside Diameter: 19/32
End 3 Outside Diameter: 1
Hose Type: Branched Hose
Material: EPDM
SAE Specification: SAE J20R3 Class D-1, SAE J1684 Type EC
Trunk Height: 12
UPC: 036687145383
Part Description: 2003 GMC Sierra 1500 HD Small Id Branched Heater Hose
More Info
Vehicle Fitment
2003 GMC Sierra 1500 HD | All Trims | All Engines
$32.81
Add to Cart