Then it must be the power supply, ( harness ), coming into that printed circuit board. If you have a probe light, ( cheap, but valuable tool),...
The 71 used a printed circuit board thats distributes power to each gauge as well as the light bulbs. Most times it is this board that is at the...
Consider taking the SM420 to a swap meet, or advertise in the local paper. Those transmissions are considered a prize catch by the off-roading...
Don't forget about e-Bay and your local paper as a source. I would consider replacing the old, junk yard find, heater core with a new on from our...
Well done Robert and the folks at Classic parts for these new forums !! DVal
With the truck OFF, and In Gear, crawl under and grab the driveshaft. Try moving it both around, like it normally moves, and front to back. If it...
" Shop Foreman, Parts Fetcher, " I've been called worse !! ;) DVal
"Thinking maybe u-joints. Hoping not the rear end itself." The rear would be making noise if it were going south. Check the mounting bolts,...
Try Here. http://www.6066gmcguy.org/ http://www.6066gmcguy.org/wire-tips.htm Not sure if he has wiring diagrams, but he has a bunch of other...
Try getting it to the vibration point then let off throttle and dump the clutch IN. May help isolate a driveline vibration, to a wheel/wheel...
Quick answer..... YES !! DVal
Not a diagram, but a darn good check list. http://www.oldengine.org/unfaq/hei.htm The only hook-up needed is a length of 12 guage wire to a...
Check out the bottom of this page ( http://www.ronfrancis.com/wiringaids.php ) Ron Francis has connector kits for 1, thru 8 contacts. Find a...
Welcome Matt !! Your Dad is ACES !! Dennis
Indeed it does ! Check out the SEARCH function, Private Messages, and be sure to check your personal settings in your profile. Well done...
I'm not positive about the Classic Parts kit. Other's kits, like one I used, push out the front tread width by about 1/2 inch per side. I used...
FIXED !! ;)
Not very critical. I found graphite lube when helping my son when he was in Cub Scouts. There is a Boy Scouts of America store in Sacramento and...
I'd go with a 3 : 50 to 3 : 70 if you are using a TH350. I have a Currie 9 inch in my 37 and it's just about indestructable. The higher ratio...
Welcome to the forum Mark ! Lots of good information and friendly folks here. Don't forget that our hosts here stock the best restoration parts...
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