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That what the boy said it’s prob almost twice as loud as stock

26a to the blue power wire on the horn 25a to the horn body to ground it did the trick THANK YOU SO MUCH

This was a cheap horn only $30 and is 350 db is there a horn you recommend? i just wanted a louder one then the mouse squeak I have now...lol

Both wires are labeled and i marked them so I can put the old horn back if needed

**** I figure it would be easy so are both wires power? i tried testing them with my meter individually and got nothing when pressing the horn but old horn works fine

Hey guys I ordered a new louder horn and it only has a blue power wire and the unit grounds when you bolt it in I guess the current horn has two wires with identical plugs any idea on how I would wire it so I have 24v to the new horn?

Let me clarify the blades don’t freewheel and when it’s idling it spins at the speed of the pulleys when the engine is cold or hot

Thanks for all the help just replace the smart start box all good now!!!

Hey Guys Happy Thanksgiving this may be a dumb question but should I be able to turn the fan blades when the engine is off? blades don’t spin when it’s off or when it’s running and engine is cold or at 160 degrees?

Thanks for the advice I’ll start by first checking all connections and I will take out and clean the sending unit

Thanks for the help not sure what gauge’s to get What do you recommend a mechanical gauge is there one that will fit in the current holes in the dash?

Out and about today notice my oil pressure at 90psi when it usually runs 50-60 little higher when engine is cold if I start to unscrew wire on sending unit seems to jump around as soon as I touch it is there a ground somewhere for it? if I start the engine and turn it off and restart seem to...

Thank you for the help I ordered a new tsu with the yellow band that matches the one in my truck I’m so hoping that does the trick everything was working great until my voltage reg went and juice my system with 37 volts spikes ever so often mid this doesn’t solve it I’m going to do the new...

Thank you very much for the help I found a post that shows how to run new glow plug wires and bypass the controller with an external bottom That’s probably my best bet to fix the problem ���� kills me to by a new box for $700+ and possibly have it happen again

Just unplugged my tsu and replugged it in same problem I check the ohms at the glow plugs got 2.9-3.1 tested to see if I have power at the plug boot and nothing when I turn the key on I did turn the key on with the tsu unplugged and the wait did the same quick flash also when I turn the...

Thanks bud I will try that when I get home if it still does the quick blink should I order a new tsu could it be bad one other thing I found is when the truck is warm the quick blink goes away like it is sensing the engine temp

Good morning im new to this sight but have found it to be a great help thanks for all the info and posts I have a 1989 m988 my voltage reg went and was spiking 37v at times I fount this out when my wait light just did a quick blink and my truck had a hard time starting I replaced the...