2021-2024 GMC Yukon O2 Sensor - Downstream Torque Specs

6.2L V8

Applies to 2021, 2022, 2023, and 2024 GMC Yukon

Labor Time:0.6 hours

Torque Values (12 specifications)

Component	Nm	lb-ft	Notes
⚠️ Exhaust Flange Bolts	45	33	Apply anti-seize
Exhaust Flange Bolts	45	33	Apply anti-seize
⚠️ Flange Bolts	64	47	—
Flange Bolts	64	47	—
Hanger Bolts	27	20	—
Hanger Bolts	27	20	—
Heat Shield Bolts	10	7	—
Heat Shield Bolts	10	7	—
Mounting Bolts	37	27	—
Mounting Bolts	37	27	—
⚠️ O2 Sensor	45	33	Apply anti-seize to threads only
O2 Sensor	45	33	Apply anti-seize to threads only

The primary torque specification for o2 sensor - downstream on a 2021-2024 GMC Yukon is 45 Nm (33 lb-ft). Note: Apply anti-seize

There are 12 torque specifications for o2 sensor - downstream on the 2021-2024 GMC Yukon 6.2L V8, covering all related fasteners and components.