2015-2020 GMC Yukon Long Block Replacement Torque Specs

5.3L V8

Applies to 2015, 2016, 2017, 2018, 2019, and 2020 GMC Yukon

Labor Time:15 hours

Torque Values (36 specifications)

Component	Nm	lb-ft	Notes
⚠️ Camshaft Cap Bolts	14	10	Tighten in sequence from center outward, multiple passes
Camshaft Cap Bolts	14	10	Tighten in sequence from center outward, multiple passes
⚠️ Connecting Rod Bolts	45	33	TTY - critical torque plus angle
Connecting Rod Bolts	45	33	TTY - critical torque plus angle
Cover Bolts	20	15	—
Cover Bolts	20	15	—
⚠️ Cylinder Head Bolts	65	48	TTY - tighten in sequence plus angle
Cylinder Head Bolts	65	48	TTY - tighten in sequence plus angle
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	25	19	—
Gasket Bolts	25	19	—
⚠️ Intake Manifold Bolts	25	18	—
Intake Manifold Bolts	25	18	—
Main Bearing Cap Bolts	75	55	TTY - tighten in sequence plus angle
⚠️ Main Bearing Cap Bolts	75	55	TTY - tighten in sequence plus angle
Mounting Bolts	59	44	—
⚠️ Mounting Bolts	59	44	—
Mounting Bolts	34	25	—
Mounting Bolts	34	25	—
Oil Drain Plug	35	26	Use new crush washer
⚠️ Oil Drain Plug	35	26	Use new crush washer
⚠️ Oil Pan Bolts	12	9	—
Oil Pan Bolts	12	9	—
Sensor Bolts	14	10	—
Sensor Bolts	14	10	—
⚠️ Timing Chain Tensioner Bolt	25	18	Install with pin/clip to compress
Timing Chain Tensioner Bolt	25	18	Install with pin/clip to compress
⚠️ Timing Cover Bolts - 8mm	25	18	Tighten in sequence
Timing Cover Bolts - 8mm	25	18	Tighten in sequence
⚠️ Transmission-to-Engine Bolts	55	41	—
Transmission-to-Engine Bolts	55	41	—
Valve Cover Bolts	10	7	Tighten in sequence
Valve Cover Bolts	10	7	Tighten in sequence

Other Jobs with Torque Specs

Common Questions

What is the torque spec for long block replacement on a 2015-2020 GMC Yukon?

The primary torque specification for long block replacement on a 2015-2020 GMC Yukon is 14 Nm (10 lb-ft). Note: Tighten in sequence from center outward, multiple passes

How many torque specs are there for GMC Yukon long block replacement?

There are 36 torque specifications for long block replacement on the 2015-2020 GMC Yukon 5.3L V8, covering all related fasteners and components.