Synchros - All Torque Specifications

2006-2011 Buick Lucerne 3.8L V6

Labor Time:12 hours

🔧 Torque Values6 specifications

Component	lb-ft	Nm	Notes
Cover Screws	9	12	—
⚠️ Drain Plug	29	39	Use new washer
⚠️ Fill Plug	29	39	—
⚠️ Mounting Bolts	52	71	—
⚠️ Pan Bolts	14	19	Torque in sequence
Sensor Bolts	9	12	—

⚠️ = 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 synchros - all on a 2006-2011 Buick Lucerne is 12 Nm (9 lb-ft).

There are 6 torque specifications for synchros - all on the 2006-2011 Buick Lucerne 3.8L V6, covering all related fasteners and components.