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2003 Cadillac CTS 3.2L Poor Idle Quality
Posted to GM Driveability on 7/31/2008 3 Replies

We have a 03 CTS in the shop that has a rough idle with the A/C compressor on. Idle is smooth with the a/c off. RPMs are not dropping, right at 700rpm. I'm thinking the engine mounts may be collapsed, they visually look fine. No misfires detected on scanner. Y...

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  Related Documents & Media  2003 Cadillac CTS

 
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car Vehicle Data

2003 Cadillac CTS

VIN 1G6DM57NX3
Engine3.2 L / 6 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality
OccursA/C On
Message Closed w/FIX

car Vehicle Data

2003 Cadillac CTS

VIN 1G6DM57NX3
Engine3.2 L / 6 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality
OccursA/C On