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P0151 Diagnostic Trouble Code Discussion for August 2011

Air Fuel Sensor (Bank 2 Sensor 1) Circuit Low Input (Lean Shift)


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Trouble Ticket Help Requests for DTC P0151
Help Request Posted
1999 Chevrolet Tahoe 5.7L Hesitation VIN: 1GNEK13ROX
P0151: Heated Oxygen Sensor (Bank 2 Sensor 1) Circuit Low Voltage. Thank You in advance, I have a 99 tahoe, c/k body with a 5.7R engine. Problem began several months ago, it will surge or cutout while pulling a hill towing his camp trailer. I was able to duplicate to a lesser degree on numerous road tests. While maintaining s...
August 10, 2011
1999 Chevrolet Tahoe 5.7L Hesitation VIN: 1GNEK13ROX
P0151: Heated Oxygen Sensor (Bank 2 Sensor 1) Circuit Low Voltage. Thank You in advance, I have a 99 tahoe, c/k body with a 5.7R engine. Problem began several months ago, it will surge or cutout while pulling a hill towing his camp trailer. I was able to duplicate to a lesser degree on numerous road tests. While maintaining s...
August 11, 2011
1997 GMC Savana 2500 5.7L Poor Idle Quality, Hesitation, Surge, Misfire VIN: 1GTGG29R0V
P0151: Heated Oxygen Sensor (Bank 2 Sensor 1) Circuit Low Voltage. ... of time! I have this 1997 GMC full size van that has me scratching my head. Customers complaint was that in the morning, he drove it to the job site and it was running fine a few hours later, he started it up and it was running rough and has run rough sinc...
August 30, 2011
1999 Chevrolet Tahoe 5.7L Hesitation VIN: 1GNEK13ROX
P0151: Heated Oxygen Sensor (Bank 2 Sensor 1) Circuit Low Voltage. Thank You in advance, I have a 99 tahoe, c/k body with a 5.7R engine. Problem began several months ago, it will surge or cutout while pulling a hill towing his camp trailer. I was able to duplicate to a lesser degree on numerous road tests. While maintaining s...
August 10, 2011
1999 Chevrolet Tahoe 5.7L Hesitation VIN: 1GNEK13ROX
P0151: Heated Oxygen Sensor (Bank 2 Sensor 1) Circuit Low Voltage. Thank You in advance, I have a 99 tahoe, c/k body with a 5.7R engine. Problem began several months ago, it will surge or cutout while pulling a hill towing his camp trailer. I was able to duplicate to a lesser degree on numerous road tests. While maintaining s...
August 11, 2011
1997 GMC Savana 2500 5.7L Poor Idle Quality, Hesitation, Surge, Misfire VIN: 1GTGG29R0V
P0151: Heated Oxygen Sensor (Bank 2 Sensor 1) Circuit Low Voltage. ... of time! I have this 1997 GMC full size van that has me scratching my head. Customers complaint was that in the morning, he drove it to the job site and it was running fine a few hours later, he started it up and it was running rough and has run rough sinc...
August 30, 2011