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  • grancito's Avatar
    Yesterday, 10:48 PM
    I have one vehicle with a plug extension and the other hard wired, I drive in very hot conditions with no problem. A hood scoop could upset the air...
    1 replies | 14 view(s)
  • grancito's Avatar
    06-12-2019, 04:58 PM
    You are right about what parts may be left off if someone else does the work. Taking the inner guard off, won't get you to the main bolts, but it...
    17 replies | 415 view(s)
  • grancito's Avatar
    06-11-2019, 09:10 PM
    I measured the thread of the stud protruding from the starter, it is 6x1.25 mm and has to have a nut, the engine has a larger one, not sure if it is...
    17 replies | 415 view(s)
  • grancito's Avatar
    06-11-2019, 03:45 PM
    There is your problem of the broken bolt. The GMC truck I bought last, had just had the ring gear replaced, that made me suspicious, and right, it...
    17 replies | 415 view(s)
  • grancito's Avatar
    06-10-2019, 11:16 PM
    The starter will be fine. Does it have a bracket to the block on the other end? They need the bracket, the scum mechanics are too lazy to put it back...
    17 replies | 415 view(s)
  • grancito's Avatar
    05-21-2019, 06:03 PM
    grancito replied to a thread Cracked Head in Engine
    Something must have gone wrong with the assembling of the water pump, I can't imagine a head gasket blown that bad. There will be water through the...
    5 replies | 212 view(s)
  • grancito's Avatar
    05-17-2019, 02:05 PM
    grancito replied to a thread Cracked Head in Engine
    I am sill not clear on whether water gets into the oil or a cylinder when you squeeze the radiator hose. But to answer your question, remove the...
    5 replies | 212 view(s)
  • grancito's Avatar
    05-12-2019, 03:52 PM
    grancito replied to a thread Cracked Head in Engine
    I assume by water flowing into the engine, you mean into a cylinder. I is probably already seized. If you meant into the oil, then that will be the...
    5 replies | 212 view(s)
  • grancito's Avatar
    05-06-2019, 02:00 PM
    There is a possibility, if you drive on salt roads, that some has coated the surface of the heater and into the plug, thus causing a leak to ground....
    17 replies | 415 view(s)
  • grancito's Avatar
    05-05-2019, 03:22 PM
    I guess that you tested between the 2 pins on the plug, and yes the heater is working, but you need to test from one of the pins to ground (the...
    17 replies | 415 view(s)
  • grancito's Avatar
    04-29-2019, 11:13 AM
    Unplug the heater at the block, it pulls straight out but is tight, now connect the power, you may have damaged the cable when changing the battery....
    17 replies | 415 view(s)
  • grancito's Avatar
    04-03-2019, 06:53 PM
    I have a spare in each vehicle and a spare alternator regulator in the suburban, the regulator was failing every 5,000 miles. The alternator has to...
    4 replies | 495 view(s)
  • grancito's Avatar
    03-29-2019, 07:34 PM
    grancito replied to a thread AM General 6.5 in Engine
    Removing the shut off plunger is a good start, but the problem could be a bad connection somewhere or a chaffed wire shorting. Being intermittent...
    102 replies | 7247 view(s)
  • grancito's Avatar
    03-29-2019, 07:21 PM
    I hear that they usually suddenly die, and will sometimes work for a short distance after cooling down. But those were in the original place on the...
    4 replies | 495 view(s)
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3 Visitor Messages

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    thanks 4 info
  2. View Conversation
    hey man can u tell me what my trany temp. should run at normal and high thanks
  3. View Conversation
    i put a boost control switch on mine the switch that is mounted on the intake i think thats what it is called and wow mine is running like a new truck no smoke at all now thanxs for all the help thanxs scott
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About grancito

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About grancito
Retired engineering and auto repairer
making things, mainly from steel, fishing, or just getting out boating
watching the bay for good weather to go out there
2500 HD suburban 4X4 auto
#9 resistor, manual waste gate
Other Trucks:
1982 Chev silverado diesel 1/2 ton 4X4 short bed
1995 6.5 turbo diesel Gmc 4x4 extra cab long bed


Grant H.
1995 6.5 turbo GMC K2500 extra cab 4x4 pickup, PMD under bumper, mechanical wastegate, 228,000 miles, rebuilt engine, 4.10 diff, 16 mpg
1994 6.5 turbo GMC K2500 4x4 suburban #9 resistor, PMD in the bumper, mechanical waste gate, 226,000 miles, 3.73 diff, 16 mpg
1982 4x4 shortbed 6.2 Chev 260,000 miles untouched motor 17 MPG 4.27 diff. Best thing I ever owned, since 1992.


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