How do I replace water pump in 1998 buick lesabre 3.8L 3800 v6. What all do I need to remove to be able to get water pump out
Jun 19, 2010 at 5:51 PM
1998 Buick Lesabre water piump
1998 BUICK LESABRE
ERICBBILBREY
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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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Removal & Installation ("C", "G" & "H" Bodies - VIN "1")
Disconnect negative battery cable. Remove A/C compressor splash shield. Loosen water pump
pulley bolts. Drain cooling system. Remove drive belts. Remove coil pack. Remove
supercharger belt tensioner.
1.
Remove engine mount. Remove power steering pump. Remove engine mount bracket. Remove
idler pulley. Remove water pump pulley. Remove water pump and gasket. To install, reverse
removal procedure using NEW gasket. Fill and bleed the engine cooling system. See
COOLING SYSTEM BLEEDING.
COOLING SYSTEM BLEEDING
Except "W" Body
Fill radiator to base of filler neck. Start engine. Place A/C-heater control in any position except
MAX. Select highest temperature setting. Idle engine until lower radiator hose is hot.
1.
Increase engine speed to 3000 RPM and then back to idle. Do this 5 times to expel any air
trapped in system. Fill radiator as necessary. Install radiator cap. Allow engine to cool. Fill
coolant recovery reservoir as necessary.
2.
"W" Body
Open air bleed valve on thermostat housing. Fill radiator until coolant level is even with filler neck
and no air bubbles are coming out of air bleed valve. Close air bleed valve. Install radiator cap. Fill
coolant reservoir. Warm engine. Allow engine to cool. Fill radiator and coolant reservoir.
© 2008 Mitchell Repair Information Co., LLC.
3.8L V6 - VINS [K & 1] -1998 Buick LeSabre Custom
Disconnect negative battery cable. Remove A/C compressor splash shield. Loosen water pump
pulley bolts. Drain cooling system. Remove drive belts. Remove coil pack. Remove
supercharger belt tensioner.
1.
Remove engine mount. Remove power steering pump. Remove engine mount bracket. Remove
idler pulley. Remove water pump pulley. Remove water pump and gasket. To install, reverse
removal procedure using NEW gasket. Fill and bleed the engine cooling system. See
COOLING SYSTEM BLEEDING.
COOLING SYSTEM BLEEDING
Except "W" Body
Fill radiator to base of filler neck. Start engine. Place A/C-heater control in any position except
MAX. Select highest temperature setting. Idle engine until lower radiator hose is hot.
1.
Increase engine speed to 3000 RPM and then back to idle. Do this 5 times to expel any air
trapped in system. Fill radiator as necessary. Install radiator cap. Allow engine to cool. Fill
coolant recovery reservoir as necessary.
2.
"W" Body
Open air bleed valve on thermostat housing. Fill radiator until coolant level is even with filler neck
and no air bubbles are coming out of air bleed valve. Close air bleed valve. Install radiator cap. Fill
coolant reservoir. Warm engine. Allow engine to cool. Fill radiator and coolant reservoir.
© 2008 Mitchell Repair Information Co., LLC.
3.8L V6 - VINS [K & 1] -1998 Buick LeSabre Custom
Jun 19, 2010 at 6:11 PM
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