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2005 Chevrolet Equinox LT 3.4L MIL Lamp on
Posted to GM Driveability on 10/17/2011 7 Replies

We thought we had it fixed went two weeks than light came back on with same code p1133 we did a smoke test before and did repair vac leaks at egr base gasket and pcv pipe to valve.

7 Replies Received (View Replies)

  Related Documents & Media  2005 Chevrolet Equinox LT

 
Message Closed w/FIX

car Vehicle Data

2005 Chevrolet Equinox LT

VIN 2CNDL23F35
Engine3.4 L / 6 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursOn Accel

Trouble Codes

P1133Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient Switching
Message Closed w/FIX

car Vehicle Data

2005 Chevrolet Equinox LT

VIN 2CNDL23F35
Engine3.4 L / 6 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursOn Accel

Trouble Codes

P1133Heated Oxygen Sensor (Bank 1 Sensor 1) Insufficient Switching