2003-2024 Chevrolet Express Engine R&R Torque Specs

4.3L V6

Applies to 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, and 2024 Chevrolet Express

Labor Time:12 hours

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Torque Values (30 specifications)

Component	Nm	lb-ft	Notes
AC Compressor Bolts	25	18	—
⚠️ AC Compressor Bolts	25	18	—
Alternator Mounting Bolts	50	37	—
⚠️ Alternator Mounting Bolts	50	37	—
Cover Bolts	16	12	—
Cover Bolts	16	12	—
Engine Mount-to-Block Bolts	65	48	—
⚠️ Engine Mount-to-Block Bolts	65	48	—
⚠️ Engine Mount-to-Frame Bolts	75	55	—
Engine Mount-to-Frame Bolts	75	55	—
⚠️ Exhaust Manifold Nuts	30	22	Apply anti-seize, work hot-to-cold
Exhaust Manifold Nuts	30	22	Apply anti-seize, work hot-to-cold
Flywheel Bolts	95	70	Often TTY, tighten in star pattern
⚠️ Flywheel Bolts	95	70	Often TTY, tighten in star pattern
Gasket Bolts	20	15	—
⚠️ Gasket Bolts	20	15	—
⚠️ Mounting Bolts	47	35	—
Mounting Bolts	47	35	—
Mounting Bolts	27	20	—
Mounting Bolts	27	20	—
Oil Drain Plug	35	26	Use new crush washer
⚠️ Oil Drain Plug	35	26	Use new crush washer
⚠️ Power Steering Pump Bolts	25	18	—
Power Steering Pump Bolts	25	18	—
Sensor Bolts	11	8	—
Sensor Bolts	11	8	—
Starter Mounting Bolts	50	37	—
⚠️ Starter Mounting Bolts	50	37	—
⚠️ Transmission-to-Engine Bolts	55	41	—
Transmission-to-Engine Bolts	55	41	—

Other Jobs with Torque Specs

Common Questions

What is the torque spec for engine r&r on a 2003-2024 Chevrolet Express?

The primary torque specification for engine r&r on a 2003-2024 Chevrolet Express is 25 Nm (18 lb-ft).

How many torque specs are there for Chevrolet Express engine r&r?

There are 30 torque specifications for engine r&r on the 2003-2024 Chevrolet Express 4.3L V6, covering all related fasteners and components.