2004-2007 Buick Rainier Fuel Injector Cleaning Torque Specs

4.2L I6

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

Labor Time:1 hours

🔧 Torque Values7 specifications

Component	lb-ft	Nm	Notes
Cover Screws	8	11	—
Filter Bracket	8	11	—
⚠️ Fuel Rail Bolts	15	20	—
⚠️ Line Fittings	20	27	Use new O-rings
Mounting Bolts	20	27	—
Pressure Regulator Screws	5	7	—
⚠️ Pump Mounting	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 fuel injector cleaning on a 2004-2007 Buick Rainier is 11 Nm (8 lb-ft).

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