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 1788 (POWER STEERING SYSTEM)DIAGNOSTIC INFORMATION AND PROCEDURESSCAN TOOL DATA LIST
2003 Chevrolet TrailBlazer 4.2 S, 4WD
Scan Tool Data List
2003 Chevrolet TrailBlazer 4.2 S, 4WDSECTION Scan Tool Data List
WARNING: This page is about a different car, the 2007 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
IMPORTANT:
Not all listed data parameters are available on all vehicles.
Scan Tool Data List
| Scan Tool Parameter | Data List | Units Displayed | Typical Data Value |
|---|---|---|---|
| Operating Conditions: Ignition ON/ engine ON/ steering wheel centered/ no force applied to steering wheel. | |||
| Actual Motor Current | Data Display | Amps | 0.0 |
| Battery Voltage | Data Display | Volts | 14.3 |
| Desired Motor Current | Data Display | Amps | 0.0 |
| Ignition Voltage | Data Display | Volts | 14.3 |
| Limiting Motor Current | Data Display | Amps | 58 amps |
| Motor Voltage + | Data Display | Volts | 0.0 |
| Motor Voltage - | Data Display | Volts | 0.0 |
| Torque Sensor Amplified | Data Display | N.m or lb ft | 0.00 |
| Torque Sensor Main | Data Display | N.m or lb ft | 0.00 |
| Torque Sensor Sub | Data Display | N.m or lb ft | 0.00 |
| Tuning Profile | Data Display | Numeric 1-8 | Varies |
| Vehicle Speed | Data Display | km/h or mph | 0 |
RENDER: 1.0x
NO RELATED
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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.