Radiator & Components for 2003 GMC Sonoma
No.
Part # / Description / Price
Price
3
Radiator Lower Mount 
GM
GM Positions: Left
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $20.05
$13.72
MSRP $20.05
$13.72
5
Coolant Recovery Reservoir GM
GM Description: 4.3L, all. Helps maintain optimal engine operating temperatures
Designed to store heated coolant when pressures in the system rise and reintroduce it when cooled
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
7
Radiator Inlet Hose GM
GM Description: All. S-series. 4.3l. Blazer/Jimmy. Pick-up. 4.3L, cpi. Bravada. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $88.34
$58.84
MSRP $88.34
$58.84
7
Radiator Coolant Hose GM
GM Positions: Upper
Description: S-series. 4.3l. Blazer/Jimmy. All. Pick-up. 4.3L, cpi.
10
Engine Coolant Fan Upper Shroud GM
GM Description: 4.3L. Helps regulate engine temperature
Houses cooling fans
Helps optimize airflow
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
11
Engine Coolant Fan Lower Shroud GM
GM Description: 4.3L. Helps regulate engine temperature
Houses cooling fans
Helps optimize airflow
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $125.10
$79.15
MSRP $125.10
$79.15
12
Fan Blade GM
GM Notes: PARTS: Order by description.
Description: S-series. 4.3l. Astro, Safari. 4.3L, without ac. 6 cylinder, 4.3 lite. 6 cylinder, 4.3, without ac. 3 Blade.
12
Acdelco™ Engine Cooling Fan Clutch Blade GM
GM Notes: PARTS: Order by description.
Description: 3 Blade. S-series. 4.3l. Astro, Safari. 4.3L, without ac. Exc.Air Cond. 6 cylinder, 4.3 lite. 6 cylinder, 4.3, without ac.
12
Engine Cooling Fan Blade GM
GM Notes: PARTS: Order by description.
Description: S-series. 4.3l. Without 19.5 inch diameter. 6 cylinder, with ac. Astro, Safari. All. 4.3L, with ac. 2003-14. Express, savana. 4.8l. 6.0L. Hummer H2. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $199.58
$110.77
MSRP $199.58
$110.77
13
Acdelco™ Engine Cooling Fan Clutch GM
GM Notes: PARTS: Order by description.
Description: Exc.Air Cond. S-series. 4.3l. 4.3L, without ac. For A/C Belt.
No.
Part # / Description / Price
Price
1
Acdelco™ Radiator GM
GM Notes: Part & Prices Are For Estimating Purposes Only.
Description: S-series. 4.3l. Manual trans. 4.3L, auto trans.
1
Radiator GM
GM Notes: Part & Prices Are For Estimating Purposes Only.
Description: S-series. 4.3l. 4.3L, manual trans. Auto trans. Lightweight; the radiators have a positive heat transfer to weight ratio
Corrosion-resistant aluminum designed core helps optimize the radiators long lasting service life
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
2
15 P.S.I. Radiator Cap GM
GM Description: S-series. Blazer/Sonoma/S10. Helps seal and maintain pressure in your vehicle's cooling system for vehicle safety
MSRP $23.82
$14.29
MSRP $23.82
$14.29
4
Radiator Coolant Hose GM
GM Description: 6 cylinder, 4.3. Lower, 4.3. 4.3L. Without performance pkg. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
5
Engine Water Pump with Gaskets GM
GM Description: S-series. 4.3l. Astro, Safari. 6 cylinder. All models. 5.7L. Silverado, sierra. 4.3l. Incl.Gaskets. Express, savana. 7.4l. Thoroughly tested for reliable, leak-resistant performance
Uniform wall sections and smooth coolant-flow cavities for efficient operation
Coated seals with a stainless steel spring for durability
MSRP $456.07
$249.70
MSRP $456.07
$249.70
6
Acdelco™ Engine Coolant Thermostat GM
GM Description: S-series. 4.3l. Incl.Gasket. 6 cylinder, with high output. Astro, Safari. Cpi, mpi. Express, savana. All models. 2003-14. Silverado, sierra. 4.3l. 1/2, 3/4 & 1 ton, 1996 new style, 4.3, 5.0, 5.7L.
6
Engine Coolant Thermostat GM
GM Description: Maintain optimal engine temperature with the Engine Coolant Thermostat, GM part number 12632948. This vital component regulates coolant flow, ensuring your engine reaches and maintains its ideal operating temperature. By precisely controlling the flow of c ...
MSRP $56.02
$31.93
MSRP $56.02
$31.93
7
Acdelco™ Engine Coolant Thermostat Housing GM
GM Description: All models. 4.3l. Silverado, sierra. 4.3l.
7
Engine Coolant Water Outlet GM
GM Description: All models. 4.3l. Silverado, sierra. 4.3l. Thick base helps prevent leaks by minimizing warpage
Leak-resistant Neoprene O-ring seal
Helps your cooling system function properly
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Original equipment parts are designed to work with your GM vehicle safety systems -- aftermarket replacement parts may not meet the same OE safety regulations, depending on the part type
MSRP $122.18
$67.81
MSRP $122.18
$67.81
8
Acdelco™ Engine Cooling Fan Clutch Blade GM
GM Description: 3 Blade. S-series. 4.3l. Astro, Safari. 4.3L, without ac. Exc.Air Cond. 6 cylinder, 4.3 lite. 6 cylinder, 4.3, without ac.
8
Fan Blade GM
GM Description: S-series. 4.3l. Astro, Safari. 4.3L, without ac. 6 cylinder, 4.3 lite. 6 cylinder, 4.3, without ac. 3 Blade.
8
Engine Cooling Fan Blade GM
GM Description: S-series. 4.3l. Without 19.5 inch diameter. 6 cylinder, with ac. Astro, Safari. All. 4.3L, with ac. 2003-14. Express, savana. 4.8l. 6.0L. Hummer H2. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $199.58
$110.77
MSRP $199.58
$110.77
9
Acdelco™ Engine Cooling Fan Clutch GM
GM Description: Exc.Air Cond. S-series. 4.3l. 4.3L, without ac. For A/C Belt.