Water Pump Torque Specifications

2006-2011 Buick Lucerne 4.6L V8

Labor Time:2.5 hours

Torque Values (9 specifications)

Component	Nm	lb-ft	Notes
Coolant Hose Clamps	5	4	Spring clamps preferred
Drain Petcock	8	6	Hand tight
Fan Bolts	14	10	—
Hose Clamps	5	4	Do not overtighten
⚠️ Housing Bolts	17	13	—
⚠️ Pump Bolts	30	22	Torque in sequence
Thermostat Housing Bolts	16	12	—
⚠️ Timing Cover Bolts	24	18	If accessed
⚠️ Water Pump Bolts	30	22	Torque in sequence

The primary torque specification for water pump on a 2006-2011 Buick Lucerne is 5 Nm (4 lb-ft). Note: Spring clamps preferred

There are 9 torque specifications for water pump on the 2006-2011 Buick Lucerne 4.6L V8, covering all related fasteners and components.