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 369 (CRUISE CONTROL SYSTEM)DIAGNOSTIC TESTSDTC P1567: TRACTION CONTROL SYSTEM APPLIED BRAKESTESTING
2003 Chevrolet TrailBlazer 4.2 S, 4WD
DTC P1567: Traction Control System Applied Brakes: Testing
2003 Chevrolet TrailBlazer 4.2 S, 4WDSECTION Testing
WARNING: This page is about a different car, the 2002 Oldsmobile Aurora. However, it is still accessible from the selected car via links, so may be relevant.
- Perform the CRUISE CONTROL DIAGNOSTIC SYSTEM CHECK . Once test has been performed, go to next step.
- Since most occurrences of DTC P1567 are caused when the active breaking control engages while cruise control is active, verify the conditions under which the DTC set with the customer. If the road conditions caused this DTC to set, go to next step. If not, see Diagnostic Aids .
- Explain system operation to the customer and clear this DTC.
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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.