2008 CHEVROLET SILVERADO 1500

4.8L V8 Vortec•RWD•AUTOMATIC•gas

Repairs0 Labor1014 Torque2868 Fluid18 DTC3918 Battery2 Maintenance0 Recalls3

cooling

Coolant Flush Torque Specs

for 2008 Chevrolet Silverado 1500 4.8L V8 Vortec · RWD

Units

22 fasteners

Seq

Component

Torque

Angle

—

Air Box Clips

4 lb-ft · 5 Nm

—

—

Air Box Clips

4 lb-ft · 5 Nm

—

—

Bleed Screw

Open during fill

5 lb-ft · 7 Nm

—

—

Bleed Screw

Open during fill

5 lb-ft · 7 Nm

—

—

Block Drain Plug

If equipped, use new washer

18 lb-ft · 25 Nm

—

—

Block Drain Plug

If equipped, use new washer

18 lb-ft · 25 Nm

—

—

Coolant Hose Clamps

3 lb-ft · 4 Nm

—

—

Coolant Hose Clamps

3 lb-ft · 4 Nm

—

—

Drain Petcock

Hand tight

5 lb-ft · 7 Nm

—

—

Drain Petcock

4 lb-ft · 5 Nm

—

—

Drain Petcock

4 lb-ft · 5 Nm

—

—

Drain Petcock

Hand tight

5 lb-ft · 7 Nm

—

—

Drain Plug

11 lb-ft · 15 Nm

—

—

Drain Plug

11 lb-ft · 15 Nm

—

—

Hose Clamps

3 lb-ft · 4 Nm

—

—

Hose Clamps

3 lb-ft · 4 Nm

—

—

Oil Drain Plug

Critical

Use new crush washer

26 lb-ft · 35 Nm

—

—

Oil Drain Plug

Critical

Use new crush washer

26 lb-ft · 35 Nm

—

—

Pump Bolts

Critical

18 lb-ft · 24 Nm

—

—

Pump Bolts

Critical

18 lb-ft · 24 Nm

—

—

Wheel Lug Nuts✓ Verified

Critical

Torque in star pattern

140 lb-ft · 190 Nm

—

—

Wheel Lug Nuts✓ Verified

Critical

Torque in star pattern

140 lb-ft · 190 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 2008 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 →