1990-1991 GMC Jimmy Front Pipe Torque Specs

2.8L V6

Applies to 1990, and 1991 GMC Jimmy

Labor Time:1.5 hours

🔧 Torque Values7 specifications

Component	lb-ft	Nm	Notes
Cover Screws	8	11	—
⚠️ Flange Bolts	37	50	Apply anti-seize
Hanger Bolts	16	22	—
Heat Shield Bolts	10	14	—
⚠️ Manifold Nuts	26	35	Apply anti-seize
Mounting Bolts	21	28	—
⚠️ O2 Sensor	37	50	Apply anti-seize to threads

⚠️ = 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 front pipe on a 1990-1991 GMC Jimmy is 11 Nm (8 lb-ft).

There are 7 torque specifications for front pipe on the 1990-1991 GMC Jimmy 2.8L V6, covering all related fasteners and components.