How to replace the water pump on 4.8L, 5.3L, and 6.0L engines on Chevrolet Express 1500?

You must drain the cooling system first when replacing the Water Pump for 4.8l, 5.3l, and 6.0l engines. First take off the air filter setup along with both Fan Clutch and the Drive Belt. Shift the inlet hose clamp position to remove the inlet hose from the Water Pump's side also disconnect the outlet hose and heater inlet hose. Right after uninstalling Water Pump bolts put the Water Pump assembly and gaskets in the trash for disposal. Before putting in the new Water Pump place the gasket surfaces on proper oil-free surfaces during setup. Use a 15 nm torque wrench to tighten the Water Pump bolts and upgrade them to 30 nm torque. Secure the heater inlet hose with its clamp first before installing the outlet hose then heater inlet hose clamps. Install the accessory Drive Belt then put back the Fan Blade, clutch assembly, and air cleaner unit in place after filling the cooling system.

OEM Chevrolet Express 1500 Water Pump

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Chevrolet Express 1500 Water Pump Part Number: 89060527
$232.95 MSRP: $456.07
You Save: $223.12 (49%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Pump Kit, Water; Water Pump Assembly; Pump Kit, Engine Coolant
- Replaces: 12528917, 89017748, 12532528
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1996-2014 Chevrolet Express 1500 | Base, LS, LT | 6 Cyl 4.3 L GAS, 8 Cyl 5.0 L GAS, 8 Cyl 5.7 L GAS
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Chevrolet Express 1500 Water Pump Part Number: 12703898
$187.62 MSRP: $364.18
You Save: $176.56 (49%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Pump Kit-Water *Use Together With Gask; Pump Kit, Engine Coolant
- Replaces: 12681184, 12686763, 19256261
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2003-2006 Chevrolet Express 1500 | Base, LS, LT | 8 Cyl 5.3 L GAS
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Chevrolet Express 1500 Water Pump Part Number: 12681417
$289.52 MSRP: $561.92
You Save: $272.40 (49%)
ADD TO CART
Product Specifications
- Other Name: Pump Kit-Water; Pump Kit, Engine Coolant
- Replaced by: 19434033
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2007-2014 Chevrolet Express 1500 | Base, LS, LT | 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS
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Chevrolet Express 1500 Water Pump Part Number: 89018166
Product Specifications
- Other Name: Pump Kit, Water; Water Pump Assembly
- Replaces: 12458935, 12456113, 88894290, 89017439, 89018040
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2003-2007 Chevrolet Express 1500 | Base, LS, LT | 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS
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Chevrolet Express 1500 Water Pump Part Number: 12600767
Product Specifications
- Other Name: Pump, Water; Engine Water Pump; Water Pump Assembly
- Replaces: 12587305
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 2008-2010 Chevrolet Express 1500 | Base, LS, LT | 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS

Chevrolet Express 1500 Water Pump

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Chevrolet Express 1500 Water Pump Parts Questions & Experts Answers

Water Pump
89060527
Q: How to replace the water pump on 4.8L, 5.3L, and 6.0L engines on Chevrolet Express 1500?
A:
You must drain the cooling system first when replacing the Water Pump for 4.8l, 5.3l, and 6.0l engines. First take off the air filter setup along with both Fan Clutch and the Drive Belt. Shift the inlet hose clamp position to remove the inlet hose from the Water Pump's side also disconnect the outlet hose and heater inlet hose. Right after uninstalling Water Pump bolts put the Water Pump assembly and gaskets in the trash for disposal. Before putting in the new Water Pump place the gasket surfaces on proper oil-free surfaces during setup. Use a 15 nm torque wrench to tighten the Water Pump bolts and upgrade them to 30 nm torque. Secure the heater inlet hose with its clamp first before installing the outlet hose then heater inlet hose clamps. Install the accessory Drive Belt then put back the Fan Blade, clutch assembly, and air cleaner unit in place after filling the cooling system.