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2009 Chevrolet Silverado 1500 LT 5.3L Poor Idle Quality, Hesitation, Surge, MIL Lamp on
Posted to GM Driveability on 6/6/2014 22 Replies

Hello, this truck has never acted up for me. Customer has dropped it off several times and says that it is getting more and more frequent. When the truck starts cold it runs horrible, to the point the customer thinks something is horribly wrong with the motor....

22 Replies Received (View Replies)

  Related Documents & Media  2009 Chevrolet Silverado 1500 LT

 
Message Closed w/Summary

car Vehicle Data

2009 Chevrolet Silverado 1500 LT

VIN 1GCEK29019
Engine5.3 L / 8 cyl / FLEX
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Hesitation, Surge, MIL Lamp On
OccursCold, Idle, Intermittently

Trouble Codes

P1400Manifold Differential Pressure Sensor Circuit Malfunction
Message Closed w/Summary

car Vehicle Data

2009 Chevrolet Silverado 1500 LT

VIN 1GCEK29019
Engine5.3 L / 8 cyl / FLEX
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Hesitation, Surge, MIL Lamp On
OccursCold, Idle, Intermittently

Trouble Codes

P1400Manifold Differential Pressure Sensor Circuit Malfunction