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Old 08-30-2013, 09:13 PM   #1
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cause my no start condition? 1998 buick lesabre cranks and maybe runs for a couple seconds then dies.
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Old 08-30-2013, 10:30 PM   #2
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doesnt sound right. normally wont even run that bad. unless it hydrolocks then not at all. you check the fuel pressure?
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Old 08-31-2013, 01:20 AM   #3
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didn't put a gauge on it but changed the fuel pump. checked the fpr vacuum line for fuel. changed the fpr maybe 2 years ago. also changed crank sensor. getting spark at the plugs.
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Old 08-31-2013, 01:24 AM   #4
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Might have a plugged cat, pull the O2 sensor and see if it will run
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Old 08-31-2013, 08:38 AM   #5
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could be, could be iac or maf, you have any codes? access to scanner w/live data?
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Old 09-04-2013, 02:26 AM   #6
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going to check fuel pressure tomorrow after work. and pull o2 sensor. can't get a live data scan tool till weekend. have a code reader. switched out maf with another used one no difference. same with iac. is there a test for the iac?
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Old 09-04-2013, 07:28 AM   #7
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normally iac issues are more related to carbon build up on the cone and seat in the throttle body
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