AutoDiag

Videos & auto news

Hand-picked channels run by working mechanics and technicians. New uploads are added automatically.

DIY repair

Our K2500's Coolant Leak Was Only the Beginning...

1A Auto · 16 Sept 2026

DIY repair

What Did We Find in the Glovebox of Our 1987 Chevy S10?

1A Auto · 16 Sept 2026

DIY repair

It's Worth the Work: The Old Interior and Carpet on Our Project NA Miata is GONE

1A Auto · 16 Sept 2026

DIY repair

Decades of Dirt Washed Away! Pressure Washing Our Project S10

1A Auto · 16 Sept 2026

Maintenance

Worst Brake Fluid We've Ever Seen! Project S10 Front Brake Work

1A Auto · 16 Sept 2026

DIY repair

This Wasn't Fun (Project NA Miata Dash Removal)

1A Auto · 16 Sept 2026

Maintenance

I Can't Drive This Audi SQ5...

Humble Mechanic · 16 Sept 2026

Auto news

20 Innovations That Changed Cars Forever – Part 2

Engineering Explained · 16 Sept 2026

Buying advice

“Buy Here PAY Here Car Scam! Mechanic Crash Out!

Rainman Ray's Repairs · 16 Sept 2026

Diagnostics

PHAD Fires the PARTS CANNON?? ('16 BMW 535xi OVERHEATS!)

Pine Hollow Auto Diagnostics · 16 Sept 2026

DIY repair

Is Your Mechanic Lying To You? The Truth About Bait and Switch Scams

Rainman Ray's Repairs · 14 Sept 2026

DIY repair

Dealership DOCUMENTED the LIES! Multiple “Repairs” Ended with STOP-LEAK! Chrysler 3.6

Rainman Ray's Repairs · 9 Sept 2026

DIY repair

First Start AFTER Texas Speed F-117 Stealth Camshaft Swap. Lt 5.3 6.2

Rainman Ray's Repairs · 3 Sept 2026

DIY repair

This Engine Design Flaw DETROYS $30,000 Engie! Ram 6.7 Cummins Banks Monster Ram Intake Upgrade

Rainman Ray's Repairs · 1 Sept 2026

Diagnostics

2016 Dodge Caravan P0302 | Is It Ignition, Fuel, or Compression?

South Main Auto Repair · 17 Aug 2026

Diagnostics

2019 Buick Enclave Reduced Power Mode | Intermittent Throttle Pedal Nightmare

South Main Auto Repair · 17 Aug 2026

DIY repair

Simple Brake Job? Not Quite! Buick Enclave Rear Brake & Parking Brake Repair

South Main Auto Repair · 17 Aug 2026

DIY repair

2011 Honda CR-V Leaking Rear Pinion Seal Replacement

South Main Auto Repair · 17 Aug 2026

Maintenance

It Was Just Here For An Oil Change... Then EVERYTHING Went Dead!

South Main Auto Repair · 17 Aug 2026

Diagnostics

A Dealer Asked for a Second Opinion... It Saved Them $2,400

South Main Auto Repair · 17 Aug 2026

Diagnostics

Dealer Said There Was Nothing They Could Do... Really?

South Main Auto Repair · 17 Aug 2026

Diagnostics

Toyota Sienna Power Door Failure - Let's Get Into It - Part I

South Main Auto Repair · 17 Aug 2026

DIY repair

Toyota Sienna Power Door Repair - Let's Finish This Job!

South Main Auto Repair · 17 Aug 2026

Diagnostics

This Van is DANGEROUS to Drive!! ('04 Chevy Express: P0507 Idle Too HIGH)

Pine Hollow Auto Diagnostics · 17 Aug 2026