gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

Cooling System > < Valve Clearance|Specifications|Page 1595
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Water Pump: Service and Repair

EXC. V6-231

1.

Drain cooling system.

2.

Remove fan belt and fan.

3.

Disconnect all hoses from water pump.

4.

Remove alternator upper and lower mounting braces, if necessary.

5.

Remove pump attaching bolts and remove water pump. On 6-250 engines, pull pump straight out of block to prevent damage to impeller.

6.

Reverse procedure to install.

Cooling System > < Valve Clearance|Specifications|Page 1595