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 MANUALSCHEVROLET2008HHR LT, 2.4 P, AUTOMATICREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT VARIANT/TRIMSECTION 1 (MANUAL TRANSMISSION - GETRAG 5 SPEED)DIAGNOSTIC INFORMATION AND PROCEDURESDIAGNOSTIC CODE INDEX
2008 Chevrolet HHR LT, 2.4 P, Automatic
Diagnostic Code Index
2008 Chevrolet HHR LT, 2.4 P, AutomaticSECTION Diagnostic Code Index
WARNING: This page is about a different variant/trim than selected.
DIAGNOSTIC CODE INDEX
| DTC | Description |
|---|---|
| DTC P0502 or P0503 | P0502: Vehicle Speed Sensor (VSS) Circuit Low Voltage P0503: Vehicle Speed Sensor (VSS) Circuit Intermittent |
| DTC P0806 | P0806: Clutch Pedal Position (CPP) Sensor Circuit Performance |
| DTC P0807 or P0808 | P0807: Clutch Pedal Position (CPP) Sensor Circuit Low Voltage P0808: Clutch Pedal Position (CPP) Sensor Circuit High Voltage |
| DTC P080A | P080A: Clutch Pedal Position (CPP) Not Learned |
RENDER: 1.0x
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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.