74 k5 cheyenne blazer - The 1947 - Present Chevrolet & GMC Truck Message Board Network

12-05-2015, 02:01 AM

#19

hatzie

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Join Date: Oct 2008

Location: Wentworth, NH

Posts: 4,977

Re: 74 k5 cheyenne blazer

Quote:

Originally Posted by CHEVYALWAYS

Does anybody know where I can find an electrical diagram for a 74 K5 Blazer? Or does anybody have one they can send me? I believe there are some wiring issues on my k5. I have replaced the starter and solenoid, the battery, the coil, and the ignition switch. I also replaced the fusible links on two wires going to the starter. I am still having an issue where the truck won't start every time. Any help is greatly appreciated!

Thank you!

First. The GM wiring diagrams are in the RTFM links in my sig.

The starter is really a very simple circuit.

What is she doing when she won't start?
Not cranking?
OR.
Cranks but she won't kick over?

__________________
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RTFM... GM Parts Books, GM Schematics, GM service manuals, and GM training materials...

Please include at least the year and model in your threads. It'll be easier to answer your questions.
And please let us know if and how your repairs were successful.

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