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P1153 Diagnostic Trouble Code Discussion for January 2009

Heated Oxygen Sensor (Bank 2 Sensor 1) Insufficient Switching

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Trouble Ticket Help Requests for DTC P1153
Help Request Posted
2002 GMC Sierra 1500 SL 5.3L Hesitation, Cuts out, MIL Lamp on VIN: 2GTEK19T32
P1153: Heated Oxygen Sensor (Bank 2 Sensor 1) Insufficient Switching. thank you ahead of time for your help i got a 02 sierra here witha running issue when you step on gas it falls on its face and cant get outa its own way maf has been replaced,all 4 o2s replaced, 02 switch fine untill you give it gas and then truck boggs down e...
January 22, 2009
2004 Chevrolet Blazer LS 4.3L Excessive Emissions, MIL Lamp on VIN: X24K113591
P1153: Heated Oxygen Sensor (Bank 2 Sensor 1) Transition Time Ratio. Hello gang, I need help with this one.This is the first time asking for help.I need somebody to educate me on this one.I replace both upstream and same codes are returning.Heater resistance measure 9.6 ohms and had pwr and grd on both htr hi and low on both b...
January 23, 2009