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2007 Cadillac Escalade 6.2L Poor Idle Quality, MIL Lamp on
Posted to GM Driveability on 2/12/2015 7 Replies

We stared working on this vehicle 7 months ago for a hot stalling and no start that was cured by replacing cam phasers. It has come in many times since for the p0420 and no other codes. Any help would be appreciated. Thanks Tom

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  Related Documents & Media  2007 Cadillac Escalade

 
Message Closed w/Summary

car Vehicle Data

2007 Cadillac Escalade

VIN 1GYFK63807
Engine6.2 L / 8 cyl / GAS
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection / sefi
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, MIL Lamp On
OccursCold, Hot

Trouble Codes

P0420Catalyst Efficiency Below Threshold (Bank 1)
Message Closed w/Summary

car Vehicle Data

2007 Cadillac Escalade

VIN 1GYFK63807
Engine6.2 L / 8 cyl / GAS
Trans6-speed Automatic (Electronic)
DeliveryFuel Injection / sefi
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, MIL Lamp On
OccursCold, Hot

Trouble Codes

P0420Catalyst Efficiency Below Threshold (Bank 1)