Dayco Engine Water Pump P/N:DP819
Dayco DP1226 water pump for the 2006-2016 Chevrolet Express 2500 V8 6.6L and other vehicles moves coolant through the engine and radiator. This Dayco water pump helps hold the engine at its normal operating temperature.
A coolant leak at the pump, a whining or grinding noise, or an engine that runs hot can mean the engine water pump is wearing out. These signs alone do not prove the pump is at fault; a low coolant level can also cause overheating.
The vehicles it fits include the 2006-2016 Chevrolet Express 2500 V8 6.6L, the 2006-2016 Chevrolet Express 3500 V8 6.6L and the 2006-2016 Chevrolet Silverado 2500 HD V8 6.6L, and each takes one pump.
Interchange: 251-748 · 252-898 · WP-9414 · 55-13618 · 58-663 · 58-697 · 58-706 · 18-1935 · 130-2030
AW6053 · 97254 · W9414M · DA2251163 · 43273 · 43274BH · RW1935 · CP6053 · N302030 · T2284 · 6127 · US72
This part cross-references / interchanges with the following part numbers:
Is this the right water pump for a 2006-2016 Chevy Express 2500 with the V8 6.6L?
Yes. Dayco DP1226 fits the 2006-2016 Chevrolet Express 2500 V8 6.6L and other vehicles. If your vehicle is not named here, look it up in the "Vehicles it fits" section.
Is DP1226 a Chevrolet Express 3500 water pump for 2006-2016 models with the V8 6.6L?
Yes. Dayco DP1226 is listed for the 2006-2016 Chevrolet Express 3500 V8 6.6L, and that vehicle takes one pump.
Is a coolant drip or a whining noise a sign of a bad water pump?
It can be. Leaks, a whine or grinding noise, and overheating are common signs of a worn water pump. Have the cooling system inspected promptly, since an overheating engine can be damaged.
Does the Dayco DP1226 water pump interchange with number 251-748?
Yes. 251-748 is one of the cross-reference numbers listed for this pump. The rest are on the Interchange line at the bottom of the page.
How can I check this water pump for a leak?
With the engine off and cool, look around the pump for wet spots, coolant stains or dried residue. A shop can pressure-test the cooling system if the source of a leak is not visible.
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WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.