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How do you all get 6.2s to 300K miles

Update on my lights btw:
The good news here is that the hazard lights now work, according to my friends father who was working on it, the 'relay was pulled'. That and the flasher relay was also replaced (it merely blinks faster now).

The bad news: The turning signal lights still do not work as intended, if I try and use either directional, both sides light up as if they were being used as hazard lights. (As shown in the video)

I have no idea what else at this point, the hazard lights switch in the steering column now works, but, the turning signals dont as they should, which is annoying to say the least.

If anyone has any suggestions, please do tell, id like to be able to use my turning signal again.

(1990 K5 Blazer)

 
Found the damn culprit
View attachment 97593View attachment 97594
Is there a way to make a better end point for those two red wires? Hate how they slid out so easily.

How its supposed to be wired/wired to what:
View attachment 97595
Get You one of those hand held bead blasters from Harbor Fright, ooops, freight.
Give them internal connectors a good blasting with the wires pulled out, blow off the beads with the air compressor and a blow gun then use a good anti corrosive compound like Truck-Lite NYK and dose them up real good.
Thats hiw I fixed connection issues with my MG and have not had a problem since, been at least fifteen years.
 
on your connector you have a couple of options. for a more factory look, see those other connectors on the same panel that have the plastic clips? venture out to a JY and snip a couple of them off another rig. spice them into the two wires and clip them into the block. other option is to find a keyed hot and splice into it by soldering in a inline fuse and running to those wire..
 
Re-watched your videos. your GP light is flashing on and off as iff there cutting off and on. something isn't right. need to check and see if the GP solenoid is actually cutting off and on like that. might be you have a short on one of the GP wires causing this. Your GP light should turn on and stay on solid for about 8-10 seconds before turning off.
 
Re-watched your videos. your GP light is flashing on and off as iff there cutting off and on. something isn't right. need to check and see if the GP solenoid is actually cutting off and on like that. might be you have a short on one of the GP wires causing this. Your GP light should turn on and stay on solid for about 8-10 seconds before turning off.
Was there a temperature sensor on the passenger side of my 1989 that caused a similar issue?

It seems like it went bad or something and caused a similar issue.
 
Possible incoming update, but before that. Are these two related to one another? If so, what would it be? I found it like this (rear pax side)

Also, what volts am I supposed to be on while driving? I was going at 75MPH (yes, heater and radio was on) but even when I shut those off, the bolt meter was at slightly below 13. I suspect the alternator could be going bad (only the batteries were replaced recently) the alternator has been on there since I owned the vehicle. 20260117_194302.jpg20260117_194407.jpg
 
Where exactly is that sensor located in your pic? that looks like something threaded into the block off plate behind the intake. I don't thing GM put anything there and that might be something aftermarket that's not in use.

the temp sensor is usually on the drivers side head by the front of the exhaust manifold for the dash gauge. there should also be another temp sensor up on the thermostat crossover, that one is for the cold advance solenoid on the IP. Only thing I can think if is if there is not one on the thermostat crossover for the cold advance, the one you took a pic of could be what it's for.
 
Where exactly is that sensor located in your pic? that looks like something threaded into the block off plate behind the intake. I don't thing GM put anything there and that might be something aftermarket that's not in use.

the temp sensor is usually on the drivers side head by the front of the exhaust manifold for the dash gauge. there should also be another temp sensor up on the thermostat crossover, that one is for the cold advance solenoid on the IP. Only thing I can think if is if there is not one on the thermostat crossover for the cold advance, the one you took a pic of could be what it's for.
Sir that sensor is on the back of the motor, the passenger side, but on the top of the motor, not the side or anything
 
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