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Keeping glow plug relay wires from turning

SnowDrift

Ultra Conservative. ULTRA!
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Is there a trick to this? Is the star washer necessary for this to work? I monkeyed with this thing tonight for about an hour and I could not keep the eyelet from spinning, not allowing me to tighten it up all the way.

I've had these wires on and off of there a dozen times over the years and never had this much trouble, for some reason.
 
Entire bolt twisting? Meaning you sheared things off in the relay due to age etc.
 
I'll try to anticipate how much it's going to move and back it up that amount before tightening.

Tried that, too.
Smooth washers above and below?
Needle nose vice grips to hold it in place at point of anticipation...(does that make sense?).
Keep the socket/wrench from making contact with the eyelet.
The nut doesn't need to be very tight. Snug is all I did mine.
 
stud is turning, too - appears the side of the plastic body is cracking out. It will probably do for now, but I'll be changing it out sooner than later. Picked up a bronze thrust washer today, just in case.
 
I put a little Kopr-Shield on connections like glowplugs & most of the grounds after cleaning up the connections. Won't solve the stud turning the solenoid, but probably reduces the friction trying to twist on the ring connector a bit. Anybody know if typical copper colored anti-seize is highly conductive? Might well be the same product?

Think the glowplug solenoid is one of those parts that buying the OEM AC/Delco part is worth it. Maybe somebody knows of a good, durable aftermarket solenoid, but the ones I've had, were worse new, than the 150k mile, 15 year old original part. Time spent horsing around with the aftermarket solenoids easily cost more than price difference to get the better part.
 
I found a Borg-Warner relay that I had to order if I wanted it. I was actually considering this, even though I usually go with OEM on about everything like this. ACDelco parts have let me down in the past year or so with so many boxes having the "made in china" logo on it.
 
Borg-Warner will be going back. It is made in the USA, but it's of no value if it doesn't fit. The angles on the feet were different, angled in away from the firewall. This may be an advantage, but the connector that plugs into the back wouldn't plug in. There was no way to put the cross pin to lock it in place.

$42 for Borg Warner - ok deal
$85 for ACDelco (that actually fits) - perfect deal!!
 
The BW I picked up has the three terminals on the back, just like the Delco part. The problem was something with the housing the wires are in. It didn't match up quite well enough to fully engage the latch on the relay. Due to this, I couldn't install the cross pin - I'm calling it a cross pin, although I'm not sure of the technical term. It's the blue plastic pin that slides perpendicular to the wires and terminals to keep the harness from disconnecting from the GP relay, itself.
 
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