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2002 Chevrolet Silverado 1500 LS 5.3L MIL Lamp on
Posted to GM Driveability on 10/26/2019 26 Replies

5.3 non flex fuel. Setting rich codes both banks are identical. Trims at idle are short -30 long -12. On throttle will drop then start to climb back up to the same. 02s will switch normally. Fuel pressure is good in spec at 60. Regulator is new and not...

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  Related Documents & Media  2002 Chevrolet Silverado 1500 LS

 
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car Vehicle Data

2002 Chevrolet Silverado 1500 LS

VIN 1GCED19T52
Engine5.3 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / 5.3 SFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On

Trouble Codes

P0172Fuel System Too Rich (Bank 1)
P0175Fuel System Too Lean (Bank 2)
Message Closed

car Vehicle Data

2002 Chevrolet Silverado 1500 LS

VIN 1GCED19T52
Engine5.3 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / 5.3 SFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On

Trouble Codes

P0172Fuel System Too Rich (Bank 1)
P0175Fuel System Too Lean (Bank 2)