Chevrolet Repair Questions? Ask a Chevy Mechanic for Answers ASAP
Here is how it is done. Let me know if you have any problems! You really should get yourself a water pump socket. It makes this job go much easier. This is the tool that turns waterpump out. Good luck!
J 38816-1A Water Pump Remover/Installer
Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.
Tighten Tighten the water pump to 100 N·m (73 lb ft).
Tighten Tighten the water pump housing cover bolts to 10 N·m (89 lb in).