fast 99's latest activity
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fast 99 replied to the thread Vaccum issue.Applying brakes does allow vacuum to flow into the power brake unit. That's how the system assists with braking. Engine speed should... -
Nope just loosen the power steering pump and you can sneak in there. I just put one on my new shitbox. You just need to make sure you...
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fast 99 replied to the thread Blower motor draining battery.Some years fan ran on low to pressurize the cab but only when key is on. Might be a problem with that circuit. If the fan is running the...
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fast 99 replied to the thread Blower motor draining battery.Shouldn't be power on it with ignition off. There is another recent thread on how to trace draws.
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fast 99 replied to the thread A/C pancake compressor leaking.It is common for those to leak where the case seals to the steel band. Although I have replaced a lot of front seals on the older 6...
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fast 99 replied to the thread 85 k1500 suburban..First check power at starter then power on solenoid terminal with key in start position. If both are good get another starter. If not...
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fast 99 replied to the thread Help finding a short, Who's good at ELECTRICAL???.You just made confirmed my case for using a shunt. Very easy to exceed 10 amps. Will add a majority of draws I have seen were caused...
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fast 99 replied to the thread Help finding a short, Who's good at ELECTRICAL???.Can monitor electric flow while turning items on and off. A MM on amps works similar except you're not limited to 10 amps or whatever...
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fast 99 replied to the thread Help finding a short, Who's good at ELECTRICAL???.Should show something? It's late, tomorrow will check a couple vehicles like you have that hooked up. Using a shunt many vehicles will...
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fast 99 replied to the thread 87 TBI 350.If idle is smooth likely EGR is ok. How do you know the exhaust isn't plugged? A vacuum gauge can be used for that diagnosis. Does...
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fast 99 replied to the thread Help finding a short, Who's good at ELECTRICAL???.Know a test light is a crude test and would be a significant draw. Tossed that out because most people have one and simple is sometimes...
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fast 99 replied to the thread 87 TBI 350.Not a lot of information to go on. Codes? General tune up condition? EGR function? Plugged exhaust? vacuum reading at idle and under...
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fast 99 replied to the thread Help finding a short, Who's good at ELECTRICAL???.Try using a test light in series with either battery cable. If it lights =draw. Another way is amp scale on MM in series, however if...
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fast 99 replied to the thread How do I test mechanical fuel pump.yes, but to be safe disable spark. Stock pressure should work around 5-7 psi.
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