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  See more parts for Chevrolet Blazer
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Brothers Trucks Auto Engine Harness for Chevrolet GMC C10 V8 1970-1972 - EH03680AUTO

If you’re diving into a restoration project for your classic truck, you know how crucial it is to get the wiring right. This engine harness is designed to plug directly into the dash harness at the firewall, making your life a whole lot easier. It covers all the essential circuits: think ignition coil, wipers, heater blower, starter, and even gauges for temperature and oil pressure. Depending on your truck’s year and options, it’ll handle the basics without a hitch.

When you’re ready to order, just a heads up—make sure to let us know your engine size, transmission type, and whether you’ve got warning lights or factory gauges. It’s all about getting the right fit, and we want to make sure you’re set up for success.

This harness is compatible with a range of classic Chevy and GMC models from '70 to '72, including:

  • Chevrolet Blazer 1970-1972
  • Chevrolet C/K 10 1970-1972
  • Chevrolet C/K 20 1970-1972
  • Chevrolet C/K 30 1970-1972
  • Chevrolet Suburban 1970-1972
  • GMC C/K 15 1970-1972
  • GMC C/K 25 1970-1972
  • GMC Jimmy 1970-1972

So if you’re looking to tidy up your wiring and keep everything running smoothly, this harness is a solid choice. It’s straightforward, reliable, and designed specifically for those classic trucks that need a little love.

Proposition 65

⚠ WARNING: Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov

Vehicle
1970-1972
 Chevrolet Blazer
1970-1972
 Chevrolet C/K 10
1970-1972
 Chevrolet C/K 20
1970-1972
 Chevrolet C/K 30
1970-1972
 Chevrolet Suburban
1970-1972
 GMC C/K 15
1970-1972
 GMC C/K 25
1970-1972
 GMC Jimmy

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