2006-2011 Buick Lucerne Valve Seals Torque Specs

4.6L V8

Applies to 2006, 2007, 2008, 2009, 2010, and 2011 Buick Lucerne

Labor Time:8 hours

🔧 Torque Values7 specifications

Component	lb-ft	Nm	Notes
Cover Bolts	15	20	—
Electrical Connector Bolts	6	8	—
⚠️ Gasket Bolts	19	25	—
⚠️ Gasket Surface Bolts	19	26	Clean mating surfaces
⚠️ Mounting Bolts	44	60	—
Sensor Bolts	10	14	—
Sensor Mounting Bolts	10	14	—

⚠️ = Critical torque value | Always verify with vehicle-specific service manual

⚠️ Some critical specs are estimated. Please verify sequence.

1990-1997 4.6L V8 Modular

2007-2012 3.7L I5

2011-2016 6.7L V8 Power Stroke Diesel

2022-2024 GT-Line Dual Motor AWD

1992-1995 1.5L I4 D15

2016-2023 2.0L Turbo I4

The primary torque specification for valve seals on a 2006-2011 Buick Lucerne is 20 Nm (15 lb-ft).

There are 7 torque specifications for valve seals on the 2006-2011 Buick Lucerne 4.6L V8, covering all related fasteners and components.