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Dorman 603-008 Engine Coolant ReservoirOE Quality 60-Day Returns
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Part #: 603-008

Dorman 603-008 Engine Coolant Reservoir

⚙️ 24 vehicles fit this part
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Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$210.37Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
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✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
✅OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Chevrolet and GMC, Sierra 2500 HD, Sierra 3500 HD, Silverado 2500 HD, and Silverado 3500 HD
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST
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Dorman 603-008 Engine Coolant Reservoir
BrandDorman
Part Number603-008
MaterialPlastic
MaterialPlástico
Length342.4
ColorNatural
Width7.08
Mounting Hardware IncludedNo
Mounting Hardware IncludedNon
Height179.9
ShapeIrregular
Mounting Hole Quantity2
Mounting Brackets IncludedNo
Mounting Brackets IncludedNon
Cap TypeTorsión
Cap TypeTwist
PressurizedOui
PressurizedSí
PressurizedYes
Cap Maximum Pressure Rating20
Level Sensor IncludedOui
Level Sensor IncludedSí
Level Sensor IncludedYes
Cap IncludedOui
Cap IncludedSí
Cap IncludedYes
Capacity1.7 l
Contenidos del paquete1 tanque del refrigerante del motor, 1 tapa
Package Contents1 cap
Package Contents1 engine coolant reservoir

This part fits 24 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2016ChevroletSilverado 2500 HD6.6LV8N/A
2016ChevroletSilverado 3500 HD6.6LV8N/A
2016GMCSierra 2500 HD6.6LV8N/A
2016GMCSierra 3500 HD6.6LV8N/A
2015ChevroletSilverado 2500 HD6.6LV8N/A
2015ChevroletSilverado 3500 HD6.6LV8N/A
2015GMCSierra 2500 HD6.6LV8N/A
2015GMCSierra 3500 HD6.6LV8N/A
2014ChevroletSilverado 2500 HD6.6LV8N/A
2014ChevroletSilverado 3500 HD6.6LV8N/A
2014GMCSierra 2500 HD6.6LV8N/A
2014GMCSierra 3500 HD6.6LV8N/A
2013ChevroletSilverado 2500 HD6.6LV8N/A
2013ChevroletSilverado 3500 HD6.6LV8N/A
2013GMCSierra 2500 HD6.6LV8N/A
2013GMCSierra 3500 HD6.6LV8N/A
2012ChevroletSilverado 2500 HD6.6LV8N/A
2012ChevroletSilverado 3500 HD6.6LV8N/A
2012GMCSierra 2500 HD6.6LV8N/A
2012GMCSierra 3500 HD6.6LV8N/A
2011ChevroletSilverado 2500 HD6.6LV8N/A
2011ChevroletSilverado 3500 HD6.6LV8N/A
2011GMCSierra 2500 HD6.6LV8N/A
2011GMCSierra 3500 HD6.6LV8N/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

135025092276915522810003228201662286658722957038231060152586926592205634

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.

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