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1998 Cadillac Seville STS 4.6L Poor Idle Quality
Posted to GM Driveability on 9/30/2003 3 Replies

I need some help with cadillac. Came in for rough idle only when cold. Found intake manifold gaskets leaking,fuel pressure regulator had moisture in it and plugs to be worn. On fisrt start after repairs it was smooth as silk. After a few road tests and sitting...

3 Replies Received (View Replies)

  Related Documents & Media  1998 Cadillac Seville STS

 
Message Closed w/Summary

car Vehicle Data

1998 Cadillac Seville STS

VIN 1G6KY5495W
Engine4.6 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality
OccursCold
Misc.Sts
Message Closed w/Summary

car Vehicle Data

1998 Cadillac Seville STS

VIN 1G6KY5495W
Engine4.6 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality
OccursCold
Misc.Sts