6.2L V8 Vortec•4WD•AUTOMATIC•gas

Repairs0 Labor990 Torque2949 Fluid18 DTC3996 Battery2 Maintenance0 Recalls2

engine

Exhaust Manifold Torque Specs

for 2012 Chevrolet Silverado 1500 6.2L V8 Vortec · 4WD

Units

10 fasteners

Seq

Component

Torque

Angle

—

Exhaust Flange Bolt

Apply anti-seize | ⚠️ VERIFY SEQUENCE WITH SERVICE MANUAL

33 lb-ft · 45 Nm

—

Exhaust Flange Bolt

Apply anti-seize | ⚠️ VERIFY SEQUENCE WITH SERVICE MANUAL

33 lb-ft · 45 Nm

—

Exhaust Manifold Nuts

Apply anti-seize, work hot-to-cold | ⚠️ VERIFY SEQUENCE WITH SERVICE MANUAL

22 lb-ft · 30 Nm

—

Exhaust Manifold Nuts

Apply anti-seize, work hot-to-cold | ⚠️ VERIFY SEQUENCE WITH SERVICE MANUAL

22 lb-ft · 30 Nm

—

Hanger Bolts

20 lb-ft · 27 Nm

—

Hanger Bolts

20 lb-ft · 27 Nm

—

Heat Shield Bolts

⚠️ VERIFY SEQUENCE WITH SERVICE MANUAL

7 lb-ft · 10 Nm

—

Heat Shield Bolts

⚠️ VERIFY SEQUENCE WITH SERVICE MANUAL

7 lb-ft · 10 Nm

—

O2 Sensor

Anti-seize threads

47 lb-ft · 64 Nm

—

O2 Sensor

Anti-seize threads

47 lb-ft · 64 Nm

—

For shop owners

Tired of looking specs up mid-job?

Auto Shop Base keeps torque specs, labor times and fluids right on the work order.

Talk to the owner See what's included

Built by a shop owner. Talk to Chris, not a sales rep.

🔌 Need this data in your app? It's all in the free API →

🔧 Built by master technician Chris Hackleman · Master Technician · 20+ years. Spot an error? Use the Help link above — a human reads every report.

Stuck on this repair? Take it to The Diag Desk — ask a master tech about this exact car → real human answer within 24h, never AI

Share:X Reddit FB WhatsApp Threads Email

⚠ STILL BEHIND THE PAYWALL

The 2012 Chevrolet Silverado 1500 repair data is incomplete because no one has sponsored it yet. For $99, we generate the full step-by-step procedures, then fact-check them with a second AI pass and your expert review. Your name on every procedure, permanently.

The same data would cost $169/mo from Mitchell1 or $30/year from ALLDATAdiy — and you'd be renting access, not freeing it. Sponsor once, free forever.

Sponsor the Chevrolet Silverado 1500 — $99 →

Building an app?

Free API key: 10 requests/day, 100/month, no card required.

Get an API key →

Run a shop?

A free website, SEO and Google reviews with your shop software. Auto Shop Base Professional, $250/mo, with our labor times on every estimate.

See what's included →