Home/Torque Specs/Chevrolet/Blazer/1995-2005 4.3L V6 Vortec/O2 Sensor - Downstream

1995-2005 Chevrolet Blazer O2 Sensor - Downstream Torque Specs

4.3L V6 Vortec

Applies to 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, and 2005 Chevrolet Blazer

Labor Time:0.5 hours

🔧 Torque Values6 specifications

Component	lb-ft	Nm	Notes
⚠️ Exhaust Flange Bolts	33	45	Apply anti-seize
⚠️ Flange Bolts	35	47	—
Hanger Bolts	15	20	—
Heat Shield Bolts	7	10	—
Mounting Bolts	20	27	—
⚠️ O2 Sensor	33	45	Apply anti-seize to threads only

⚠️ = Critical torque value | Always verify with vehicle-specific service manual

⚠️ Some critical specs are estimated. Please verify sequence.

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Common Questions

What is the torque spec for o2 sensor - downstream on a 1995-2005 Chevrolet Blazer?

The primary torque specification for o2 sensor - downstream on a 1995-2005 Chevrolet Blazer is 45 Nm (33 lb-ft). Note: Apply anti-seize

How many torque specs are there for Chevrolet Blazer o2 sensor - downstream?

There are 6 torque specifications for o2 sensor - downstream on the 1995-2005 Chevrolet Blazer 4.3L V6 Vortec, covering all related fasteners and components.

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