Item Description:
Product Description
This replacement engine coolant reservoir is manufactured from quality materials to withstand the stresses of underhood heat and engine vibration. It is engineered and manufactured to match the fit and function of the original part.

Direct replacement - this engine coolant reservoir matches the fit and function of the original part
Ideal solution - engineered for a seamless installation
Durable construction - manufactured from quality materials to withstand underhood heat and vibration
Trustworthy design - backed by 100 years of automotive aftermarket experience
Detailed Applications
2021    Chevrolet    Silverado 4500 HD    V8 403 6.6L (6599cc)       
2021    Chevrolet    Silverado 5500 HD    V8 403 6.6L (6599cc)       
2021    Chevrolet    Silverado 6500 HD    V8 403 6.6L (6599cc)       
2020    Chevrolet    Silverado 4500 HD    V8 403 6.6L (6599cc)       
2020    Chevrolet    Silverado 5500 HD    V8 403 6.6L (6599cc)       
2020    Chevrolet    Silverado 6500 HD    V8 403 6.6L (6599cc)       
2019    Chevrolet    Silverado 2500 HD    V8 403 6.6L (6599cc)       
2019    Chevrolet    Silverado 3500 HD    V8 403 6.6L (6599cc)       
2019    Chevrolet    Silverado 4500 HD    V8 403 6.6L (6599cc)       
2019    Chevrolet    Silverado 5500 HD    V8 403 6.6L (6599cc)       
2019    Chevrolet    Silverado 6500 HD    V8 403 6.6L (6599cc)       
2019    GMC    Sierra 2500 HD    V8 403 6.6L (6599cc)       
2019    GMC    Sierra 3500 HD    V8 403 6.6L (6599cc)       
2018    Chevrolet    Silverado 2500 HD    V8 403 6.6L (6599cc)       
2018    Chevrolet    Silverado 3500 HD    V8 403 6.6L (6599cc)       
2018    GMC    Sierra 2500 HD    V8 403 6.6L (6599cc)       
2018    GMC    Sierra 3500 HD    V8 403 6.6L (6599cc)       
2017    Chevrolet    Silverado 2500 HD    V8 403 6.6L (6599cc)       
2017    Chevrolet    Silverado 3500 HD    V8 403 6.6L (6599cc)       
2017    GMC    Sierra 2500 HD    V8 403 6.6L (6599cc)       
2017    GMC    Sierra 3500 HD    V8 403 6.6L (6599cc)   
Product Specifications
Cap Included:    Yes
Cap Maximum Pressure Rating:    20 PSI
Cap Type:    Pressurized Coolant
Capacity:    17.9 qt
Color:    White
Height:    3.92 in
Length:    9.5 in
Level Sensor Included:    Yes
Material:    Plastic
Mounting Brackets Included:    No
Mounting Hardware Included:    No
Mounting Hole Quantity:    1
Package Contents:    1 Reservoir; 1 Cap
Package Quantity:    1
Packaging Type:    Box
Pressurized:    Yes
Shape:    Irregular
OE Numbers
DIRECT OE CROSS
84257137    GENERAL MOTORS
NON-DIRECT OE CROSS
84148294    GENERAL MOTORS

Item Specifics:
Manufacturer Part Number: 603-009
Other Part Number: 84148294
Interchange Part Number: 84257137
Brand: Dorman
Package Contents: 1 Reservoir; 1 Cap