LT1 Based Engine Tech 1993-1997 LT1/LT4 Engine Related

check engine light

Old May 5, 2004 | 09:53 PM
  #1  
cndctrdj's Avatar
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From: abington MA
check engine light

thie weekend i put in the mach underdrive pulleys kit and i changed my oiil from jiffy lube crap to redline. anyways on my way to work today (first time ive driven it since i did these things) i noticed the oil pressure was way higher than it usually is. usually it is at about 20 at about 1500 rpms, and it goes up to 30 at full throttle. now it sits at 39 at idle and goes up to 45-47ish at throttle. and now my check engine light is on and i don't seem to have as much power as i did before i put the pulleys on and changed the oil. anyone have any suggestions as to what to do or what is wrong with my car, please help i am so sick of driving a broken car.
Old May 5, 2004 | 09:54 PM
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Red96Lt1's Avatar
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I'm sure you probably know this, but have it scaned at Autozone.
Old May 5, 2004 | 09:56 PM
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High oil preasure can mean a few things most common to thick of oil or spun bearing.
Old May 6, 2004 | 08:08 PM
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cndctrdj's Avatar
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would a spun berring give you pulsing at higher rpm's

i am getting it scanned tomorrow at about 1030 so ill be on here at about 11 to ask for help

o ya can you spin a bearring from just starting the car?
right after i put the oil in it i turning it on and the oil pressure went right up so it wasn't like i was revving the engine or anything.
Old May 6, 2004 | 08:19 PM
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you said you used redline oil, but did you use 5w30 or something else, probably too thick oil, I wouldn't think you would spin a bearing froms tarting it up, but I could be wrong.
Old May 6, 2004 | 08:35 PM
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cndctrdj's Avatar
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it was 10 40 weight
not too thick
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