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P0321 Diagnostic Trouble Code Discussion for October 2007

Crankshaft Position Sensor Circuit Range/Performance

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Trouble Ticket Help Requests for DTC P0321
Help Request Posted
1995 Buick LeSabre Custom 3.8L Misfire VIN: 1G4HP52L7S
P0321: IC circut. ... clean low mile never wrecked buick in from another shop. Sets p0321 as soon as engine is started. Somedata gives a simple trouble tree of test pin rb6 at pcm. Should read 5v koeo and 2.5 koer which it does. Results bad pcm or connection at pcm. connector i...
October 05, 2007