Drain the water from your 2003 Chevy Express 2500 cooling system. Remove the belt from the water pump. Remove the water return hose. Remove the water pump retaining bolts. Reverse the process to install the new water pump.
YOU DON'T!!! I have a 2003 avalanche and I had to replace the water pump you can't replace the seals!!! It's a defect in the 2001 to 2003 avalanche the seals fail.
look in the manual
how do u replace a flywheel in a Chevy zr2 s10 2003 v6
how to change the serpentine belt on 2003 Chevy express 2500
Replace shoes brake 2003 Chevy
How do you replace fuel injectors on 2003 Chevy blazer?Read more: How_do_you_replace_fuel_injectors_on_2003_Chevy_blazer
It has no drain plug on the A/T.
do you need to remove dashboard in 2003 chevy impala to replace heater core
my 2003 express 4.3 v6 takes 30gallons
How do you change the fuel pump on a 2003 Chevy Malibu?
aprox 1.5 hours
It could be coming from your heater core, may need to repair or replace it.
where is my singnals and hazard flalsher on my 2004 Chevy Monte Carlo
It is located under the drivers seat
2003chev expressvan dash removel
chevy 2003 monti carlo how to replace a cooling fan assembly
please show me a diagram of a water pump on the engine of a Chevy venture 2003
Purchase them from auto zone.store rep.will replace them for free.
ON the side of the motor behind the starter.
Some Haynes manuals have ECU codes
can soneone help me? i lost all my remote keyless entry for my 2003 Chevy express van and i just got a new repacement. but i don't know how to program it.. can soneone help?
Take it to a mechanic.
The thermostat on a 6 liter 2003 Chevy express is located on the left side of the water pump. The thermostat is a one piece unit attached to the thermostat housing, which is then mounted to the upper left side of the water pump. The average cost for this one piece thermostat/housing is around $25.00.
need to replace door speaker on 2003 Chevrolet Tahoe