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Unread 02-21-2012, 05:54 AM   #8

Name: bmwbroke
Title: United Newb
Status: Offline
Join Date: Jan 2012
Location: sonoma county
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Your Ride: 97 540i
update and thanks

thanks for all the advice it is appreciated. sorry I havent been on computer to have responded in timely matter. So i replaced os2 sensors it ran still has hic up. replaced the fuel regulator and runs much better. cleared codes drove few trips and enginge ligbht came back on codes now are fuel trim and idle control. as far as air leaks i changed intake manifold front ,back ,and on bottom ones for valves after doing smoke test i will try smoke test again. also now hear rumbbling sound comingg from rear. checked diff fluid was full but black changed it car felt better but sound didn't go away. any ideas?
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