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2004 Chevrolet Suburban 1500 LS 5.3L Poor Idle Quality, Misfire, MIL Lamp on
Posted to GM Driveability on 3/20/2013 33 Replies

Hi there, This vehicle has a miss on every cylinder on the driver's side. TSB's indicate a possible intake manifold gasket leak. I can't confirm the leak with any testing so I thought I would ask before tearing into it. What is the likelyhood that it is the pr...

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  Related Documents & Media  2004 Chevrolet Suburban 1500 LS

 
Message Closed w/FIX

car Vehicle Data

2004 Chevrolet Suburban 1500 LS

VIN 3GNEC16ZX4
Engine5.3 L / 8 cyl / FLEX
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Misfire, MIL Lamp On
OccursAlways

Trouble Codes

P0171Fuel System Too Lean (Bank 1)
P0300Multiple Misfire Detected
Message Closed w/FIX

car Vehicle Data

2004 Chevrolet Suburban 1500 LS

VIN 3GNEC16ZX4
Engine5.3 L / 8 cyl / FLEX
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Misfire, MIL Lamp On
OccursAlways

Trouble Codes

P0171Fuel System Too Lean (Bank 1)
P0300Multiple Misfire Detected