2007 Chevrolet Silverado 2500 HD Classic LT 6.0L Hesitation
This truck originally came in with a code P0174 too lean bank 2. I replaced the b2s2 o2 sensor when I saw a reading of 0 volts intermittently on scan tool. Cleared code and drove to complete monitors for smog check and code P0420 cat efficiency code came on. I...
FIX posted 4/19/2013
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Message Closed w/FIX
Vehicle Data2007 Chevrolet Silverado 2500 HD Classic LT
Trouble Codes
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Message Closed w/FIX
Vehicle Data
2007 Chevrolet Silverado 2500 HD Classic LT
VIN | 1GCHC24U47 |
Engine | 6.0 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection / sefi |
Emissions | OBD-II Compliant |
Symptoms | Hesitation |
Occurs | Intermittently |
Trouble Codes
P0174 | Fuel System Too Lean (Bank 2) |
P0420 | Catalyst Efficiency Below Threshold (Bank 1) |