Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET2003TRAILBLAZER 4.2 S, 4WDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1938 (ENGINE CONTROLS AND FUEL - 3.6L (LCS) - DTC P0192 TO DTC P0629)
2003 Chevrolet TrailBlazer 4.2 S, 4WD
Section 1938 (Engine Controls And Fuel - 3.6L (LCS) - DTC P0192 To DTC P0629)
2003 Chevrolet TrailBlazer 4.2 S, 4WDSECTION Section 1938 (Engine Controls And Fuel - 3.6L (LCS) - DTC P0192 To DTC P0629)
WARNING: This page is about a different car, the 2009 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
- DTC P0192 or P0193 (FPCM)
- Diagnostic Instructions (FPCM)
- DTC Descriptors (FPCM)
- Diagnostic Fault Information (FPCM)
- Circuit/System Description (FPCM)
- Conditions for Running the DTC (FPCM)
- Conditions for Setting the DTC (FPCM)
- Action Taken When the DTC Sets (FPCM)
- Conditions for Clearing the DTC (FPCM)
- Diagnostic Aids (FPCM)
- Reference Information (FPCM)
- Circuit/System Testing (FPCM)
- Repair Procedures (FPCM)
- DTC P0201-P0206, P0261, P0262, P0264, P0265, P0267, P0268, P0270, P0271, P0273, P0274, P0276, P0277, P2146, P2149, P2152, P2155, P216A, or P216D
- Diagnostic Instructions
- DTC Descriptors
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Component Testing
- Repair Procedures
- DTC P0231, P0232, or P023F
- Diagnostic Instructions
- DTC Descriptors
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Procedures
- DTC P025A
- DTC P029D, P02A1, P02A5, P02A9, P02AD, or P02B1
- DTC P0300-P0306
- Diagnostic Instructions
- DTC Descriptors
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Procedures
- Repair Verification
- DTC P0324
- DTC P0326, P0327, P0328, P0331, P0332, or P0333
- DTC P0335, P0336, or P0338
- Diagnostic Instructions
- DTC Descriptors
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Procedures
- DTC P0341, P0342, P0343, P0346, P0347, P0348, P0366, P0367, P0368, P0391, P0392, or P0393
- Diagnostic Instructions
- DTC Descriptors
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Procedures
- DTC P0351-P0356, P2300, P2301, P2303, P2304, P2306, P2307, P2309, P2310, P2312, P2313, P2315, or P2316
- Diagnostic Instructions
- DTC Descriptors
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Procedures
- DTC P0420 or P0430
- DTC P0442
- DTC P0443, P0458, or P0459
- Diagnostic Instructions
- DTC Descriptors
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Component Testing
- Repair Procedures
- DTC P0446
- Diagnostic Instructions
- DTC Descriptor
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Diagnostic Aids
- Reference Information
- Circuit System Verification
- Circuit/System Testing
- Repair Procedures
- Repair Verification
- DTC P0449, P0498, or P0499
- Diagnostic Instructions
- DTC Descriptors
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Component Testing
- Repair Procedures
- DTC P0450 or P0451
- DTC P0452 or P0453
- Diagnostic Instructions
- DTC Descriptors
- Diagnostic Fault Information
- Typical Scan Tool Data
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the MIL/DTC
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Procedures
- DTC P0455 or P0497
- Diagnostic Instructions
- DTC Descriptor
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Component Testing
- Repair Procedures
- Repair Verification
- DTC P0496
- DTC P0506, P0507, or P050A
- DTC P0601-P0604, P0606, P0607, P062B, P0167D, P2107, or P2610
- DTC P0601-P0604, P0606, or P062F (FPCM)
- Diagnostic Instructions (FPCM)
- DTC Descriptors (FPCM)
- Circuit/System Description (FPCM)
- Conditions for Running the DTC (FPCM)
- Conditions for Setting the DTC (FPCM)
- Action Taken When the DTC Sets (FPCM)
- Conditions for Clearing the DTC (FPCM)
- Diagnostic Aids (FPCM)
- Reference Information (FPCM)
- Circuit/System Verification (FPCM)
- Repair Procedures (FPCM)
- DTC P061A or P061B
- DTC P0627, P0628, or P0629
- Diagnostic Instructions
- DTC Descriptors
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Procedures
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.