Water pump

Asked by GuruHS83W Jul 21, 2019 at 12:20 AM about the 2003 Chevrolet Silverado 2500HD 2 Dr LS Standard Cab LB HD

Question type: Maintenance & Repair

I put a 2007 water pump on a 2003 Silverado 2500
It fit just fine ..just wondering if the internals are the
same and if I will have problems down the road

1 Answer
41,220

TDolby answered 5 years ago

What engines? The part numbers for the 2003 go up to the 2006 models. 2007 is another part number. I would think they would be the same except the mounting. Only time will tell if you run into issues.

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