
2007 Chevrolet Trailblazer LS 4.2L MIL Lamp on
Has anyone seen this code before? Mitchell's discription isn't very clear and there isn't a good test procedure. I have checked for PCM updates related to this code and there aren't any. Any help would be appriciated.
Summary posted 8/14/2009
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Message Closed w/Summary
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VIN | 1GNDS13S97 |
Engine | 4.2 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Trouble Codes
P1400 | Manifold Differential Pressure Sensor Circuit Malfunction |
Message Closed w/Summary
Vehicle Data
2007 Chevrolet Trailblazer LS
VIN | 1GNDS13S97 |
Engine | 4.2 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Trouble Codes
P1400 | Manifold Differential Pressure Sensor Circuit Malfunction |