Mechanics

BUICK REGAL SENSOR PROBLEM

1991 Buick Regal • 120 miles

Car started stalling and gave a code 43 so changedignition module and checked coil pack (good) and car would start and ruan fine for about three weeks then it started to stall sometimes and then would not stay running at all and was flashing same code 43 again and turned out to be abad knock sensor so after change car weont stay running and unless approximately 1/4 throtle is applkied wont even start and then still wont stay idling for more than a few minutes ran a test on MAF sensor TPS and they were fine where shoul my next test be I would greatly appreciate any suggestions thank you
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November 17, 2012.




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