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2008 Cadillac STS 3.6L Poor Idle Quality
Posted to GM Driveability on 7/31/2019 7 Replies

car came in with high erratic idle and p0700 and p2534 codes active. scan data shows good voltage on ignition circuit 1 in engine and transmission. engine will idle at 2-3k rpm. Ive swapped run crank relays and tested voltage at ecm/tcm fuses. I pulled the...

7 Replies Received (View Replies)

  Related Documents & Media  2008 Cadillac STS

 
Message Closed w/FIX

car Vehicle Data

2008 Cadillac STS

VIN 1G6DW67V28
Engine3.6 L / 6 cyl / GAS
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality
OccursAlways

Trouble Codes

P0700Automatic Transaxle System Malfunction
P2534Fuel Injector 4 Read Too Large Or Too Small
Message Closed w/FIX

car Vehicle Data

2008 Cadillac STS

VIN 1G6DW67V28
Engine3.6 L / 6 cyl / GAS
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality
OccursAlways

Trouble Codes

P0700Automatic Transaxle System Malfunction
P2534Fuel Injector 4 Read Too Large Or Too Small