2005 GMC Sierra leaking coolant

2005 GMC SIERRA
100,000 MILES • V8 • 2WD • AUTOMATIC
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TEXASPROBMXER
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  • 2 POSTS
We figured out the water pump needs to be replaced. Any info for torquing the bolts on the install. Info on sealing the thermostat within the housing and water pump. Thanks a lot.
Jan 14, 2010 at 6:38 PM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.
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JACOBANDNICKOLAS
  • CAR REPAIR CONTRIBUTOR
  • 110,190 POSTS
Let me know if this helps. It is for a 4.8, 5.3, 6.0, 6.2 V8. If you have someting different, let me know. 1.Remove or disconnect the following: Air outlet duct Coolant Inlet radiator hose from the water pump Upper fan shroud Cooling fan and clutch assembly Drive belt Radiator outlet hose from the coolant pump Surge tank hose Heater hose Water pump


https://images.2carpros.com/forum/automotive_pictures/249084_water_1.jpg

Fig. Exploded view of the water pump assembly-4.8L, 5.3L, 6.0L and 6.2L engines To install: NOTE DO NOT use cooling system seal tabs (or similar compounds) unless otherwise instructed. The use of cooling system seal tabs (or similar compounds) may restrict coolant flow through the passages of the cooling system or the engine components. Restricted coolant flow may cause engine overheating and/or damage to the cooling system or the engine components/assembly. 1.Install or connect the following: Water pump. Install the water pump bolts. Tighten the water pump bolts first pass to 11 ft. lbs. (15 Nm); tighten the bolts final pass to 22 ft. lbs. (30 Nm). Water pump drive belt pulley and bolts (if applicable). Tighten the pulley bolts first pass to 89 inch lbs. (10 Nm); tighten the bolts final pass to 18 ft. lbs. (25 Nm). Surge tank hose Heater hose Outlet radiator hose to the coolant pump Drive belt Cooling fan and clutch assembly Upper fan shroud Inlet radiator hose to the water pump Air inlet duct Coolant
Jan 15, 2010 at 12:24 PM
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TEXASPROBMXER
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Installed water pump as instructions state. Great results, thanks again 2carpros.com
Jan 23, 2010 at 7:33 PM