2004-2007 Buick Rainier Coolant Reservoir Torque Specs

4.2L I6

Applies to 2004, 2005, 2006, and 2007 Buick Rainier

Labor Time:0.5 hours

🔧 Torque Values7 specifications

Component	lb-ft	Nm	Notes
Bleed Screw	5	7	Open during fill
Drain Petcock	5	7	Hand tight
Fan Bolts	8	11	—
Hose Clamps	3	4	Do not overtighten
⚠️ Housing Bolts	10	14	—
⚠️ Pump Bolts	18	24	Torque in sequence
⚠️ Thermostat Housing 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

1992-1995 1.5L I4 D15

2016-2023 2.0L Turbo I4

1995-1999 2.0L Turbo I4

The primary torque specification for coolant reservoir on a 2004-2007 Buick Rainier is 7 Nm (5 lb-ft). Note: Open during fill

There are 7 torque specifications for coolant reservoir on the 2004-2007 Buick Rainier 4.2L I6, covering all related fasteners and components.