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#1
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Oil Light
I've got a 97 3400 Transport and the oil light is flickering when idling @ normal temp. The motor seems to be loping @ idle as well. Any hints to what is wrong?
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It is not how fast you drive, but how you drive fast. |
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#2
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Re: Oil Light
Oil light means low pressure. The oil pump is driven directly off of the cam shaft so a low idle speed could drop the oil pressure dangerously low. It also could be a faulty oil pump, failed pressure relief valve at the pump stuck open, or a faulty oil pressure sensor.
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Vinyl adds horsepower, right? |
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#3
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those were my thoughts too, but what about the motor loping at idle?
__________________
It is not how fast you drive, but how you drive fast. |
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#4
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Re: Oil Light
Donno on that. Could be one of many different things. Failing coil, faulty plug or wire, stuck EGR, low fuel pressure or clogged injector, MAP/MAF sensor failing, vacuum hose unhooked/has a hole, etc...
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Vinyl adds horsepower, right? |
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#5
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Re: Re: Oil Light
Quote:
Also there is this very noticable click about very 3-4 sec sounds like its coming from Cyl. 6. I have checked the knock sensor and seems to be functional. There was no abnormal wear on the plug when changed.
__________________
It is not how fast you drive, but how you drive fast. |
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#6
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Re: Oil Light
Have you done a compression test? You may have a cylinder going bad causing both the low oil pressure and the loping at idle.
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#7
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have not, planning doing that this weekend.
__________________
It is not how fast you drive, but how you drive fast. |
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#8
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Re: Oil Light
let us know what you find out.
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#9
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anyone in the memphis, tn mind giving me a hand?
__________________
It is not how fast you drive, but how you drive fast. |
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#10
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well if i find out i have to do a tear down. i think i may try to swap it for a L48 out of 75 vette thats been bored,stroked, and ported w/ 750 holley double pumper and chevy hei distributor. i like the sound of 375 hp and 328 ft/lbs in that little beast
__________________
It is not how fast you drive, but how you drive fast. |
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