1967-72 Chevy & GMC Truck Ignition Switch Troubleshooting, Removal, Replacement and Wiring

Our 1972 Chevrolet Blazer had some intermittent ignition problems, so we called in Dave Welch, the expert in Classic Trucks to help us sort it out. Dave removed the switch, diagnosed the wiring problems and shorted switch, repaired the wiring and replaced the ignition plug and ultimately the bad switch too. Product Links: Ignition Switch https://www.holley.com/products/inter... Ignition Wiring Pigtail https://www.holley.com/products/elect... Ignition Bezel Tool 69-72 https://www.holley.com/products/tools... Ignition Bezel Tool 67-68 https://www.holley.com/products/tools... Crimping Tool https://www.holley.com/products/elect... Connect with us: Instagram:   / brotherstrucks   Facebook:   / brotherstrucks  

GM ignition switch column mounted older style INFO
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GM ignition switch column mounted older style INFO

1967-72 Chevy & GMC Truck Dual Electric Radiator Fan Conversion / Bolt-In Easy Upgrade Installation
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1967-72 Chevy & GMC Truck Dual Electric Radiator Fan Conversion / Bolt-In Easy Upgrade Installation

1962 Chevy C-10 Wiring Repairs and Ignition Switch Replacement
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1962 Chevy C-10 Wiring Repairs and Ignition Switch Replacement

25 The STUPIDEST Car Features Of The 1950s You NEVER SEEN Before!
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25 The STUPIDEST Car Features Of The 1950s You NEVER SEEN Before!

When Criminals Are Smarter Than The Police...
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When Criminals Are Smarter Than The Police...

72 Chevy C10 ignition switch. @classictrucks9794
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72 Chevy C10 ignition switch. @classictrucks9794

JUNKED 7 YEARS AGO! Now this Chevy C10 is SAVED
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JUNKED 7 YEARS AGO! Now this Chevy C10 is SAVED

Trump Preps for 80th Birthday, Threatens to Hit Iran, Knicks Historic Win & Elon Musk Trillionaire!?
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Trump Preps for 80th Birthday, Threatens to Hit Iran, Knicks Historic Win & Elon Musk Trillionaire!?

Restore Old Headlights to NEW in 1 Minute with WD-40! Genius Trick
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Restore Old Headlights to NEW in 1 Minute with WD-40! Genius Trick

Basic Wiring - Ground, Battery Plus, Ignition, Accessory Power - 427 Cobra
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Basic Wiring - Ground, Battery Plus, Ignition, Accessory Power - 427 Cobra

1963-1972 Chevy & GMC Truck Front End Rebuild - Tie Rods, Ball Joints and Cross Shafts
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1963-1972 Chevy & GMC Truck Front End Rebuild - Tie Rods, Ball Joints and Cross Shafts

Chevy & GMC Truck Rust Repair / Rocker Panel & Cab Corner Replacement
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Chevy & GMC Truck Rust Repair / Rocker Panel & Cab Corner Replacement

Dave's Helpful Hints for your 1947-87 Chevy & GMC Truck Project
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Dave's Helpful Hints for your 1947-87 Chevy & GMC Truck Project

Unbelievable Workers | Working with Talented Engineers #46 #fail #adamrose #smartworkers
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Unbelievable Workers | Working with Talented Engineers #46 #fail #adamrose #smartworkers

EASILY Wire Your Car Starter AND Neutral Safety Switch
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EASILY Wire Your Car Starter AND Neutral Safety Switch

How to install an ignition switch and key cylinder on a 1966 Chevy G10 van or truck.
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How to install an ignition switch and key cylinder on a 1966 Chevy G10 van or truck.

63-72 C10 Rear Shock Relocation Bracket Install (Complete DIY)
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63-72 C10 Rear Shock Relocation Bracket Install (Complete DIY)

How to Diagnose and Replace a Starter
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How to Diagnose and Replace a Starter

1947-87 Chevy & GMC Truck Custom Wiring Install Tips & Techniques
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1947-87 Chevy & GMC Truck Custom Wiring Install Tips & Techniques

Restore Old Headlights to NEW in 1 Minute with Vaseline! Genius Trick
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Restore Old Headlights to NEW in 1 Minute with Vaseline! Genius Trick