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2008 Chevrolet Silverado 1500 WT 4.8L MIL Lamp on,
Posted to GM Driveability on 3/9/2016 6 Replies

We have a vehicle that is in for a check engine lamp Code P1133. We replaced the B1S1 02 because of slow response. There was no change. We put in an OE sensor no change. We swapped right and left sensors, no change. We swapped injectors bank to bank. We ran ne...

6 Replies Received (View Replies)

  Related Documents & Media  2008 Chevrolet Silverado 1500 WT

 
Message Closed w/FIX

car Vehicle Data

2008 Chevrolet Silverado 1500 WT

VIN 2GCEC19C58
Engine4.8 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / sefi
EmissionsOBD-II Compliant
SymptomsMIL Lamp On,
OccursAlways

Trouble Codes

1133insufficient 02 sensor switching bank 1
Message Closed w/FIX

car Vehicle Data

2008 Chevrolet Silverado 1500 WT

VIN 2GCEC19C58
Engine4.8 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / sefi
EmissionsOBD-II Compliant
SymptomsMIL Lamp On,
OccursAlways

Trouble Codes

1133insufficient 02 sensor switching bank 1