Lb7 Duramax Water Pump Replacement Cost

I had another quote at 1 000 for the job.

Lb7 duramax water pump replacement cost. I think it is directly under the power steering pump. The water pump does not wear like a tire or a ball joint but eventually the bearing or impeller can fail inside the pump. This cost me 32 at a local welding shop 30 minutes shop time. The water pump on my 2001 gmc lb7 duramax had been leaking for some time we ll discuss the exact symptoms in a moment.

I knew the pump had to be replaced so i began accumulating the information i needed to do the job correctly. It looks like the water pump swap is the same procedure for the lb7 and the llys. This updated design is a drop in replacement for the factory water pump and uses precision tig welds to secure both the impeller and pump gear to the shaft. 500 does not seem to bad.

For lb7 water pump. What does the water pump run on. Water pump replacement cost estimates the average cost for a water pump replacement is between 477 and 647 but can vary from car to car. Well i am on vacation and my water pump as gone out on my chevy duramax.

I would think it would be the same for the lbz no. Welded water pump for 6 6l duramax 2001 2005 lb7 lly 252 838. The factory duramax water pump is known to slip under load and can serious problems and serious repair bills on modified high horsepower applications. Duramax water pump replacement.

The lb7 water pump actually has an impeller which is made out of cast iron instead of plastic which gm switched over to around 2006 on the duramax 6 6l engine. Replacing the water pump on this beautiful lbz follow the gang. Unlike the lbz water pump failure which is caused by the impeller being made of plastic the lb7 s issues are caused by the coolant side seal on the water pump. I don t see a pulley on it or anything unless it s in a different place than i think it s in.