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.
2009 Chevrolet HHR LT, 2.4 V, StandardFACTORY OEM SERVICE PROCEDURE
Power Steering Control Module (PSCM) X2 (L61/LE5)
Power Steering Control Module (PSCM) X2 (L61/LE5)
| Pin | Wire | Circuit | Function |
|---|---|---|---|
| 1 | 0.35 TN/BK | 2500 | High Speed GMLAN Serial Data (+) |
| 2 | 0.35 TN | 2501 | High Speed GMLAN Serial Data (-) |
| 3 | - | - | Not Used |
| 4 | 0.35 TN/BK | 2500 | High Speed GMLAN Serial Data (+) |
| 5 | 0.35 TN | 2501 | High Speed GMLAN Serial Data (-) |
| 6 | 0.35 PK | 1539 | Ignition 1 Voltage |
Connector Part Information
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Terminal Part Information
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Factory Service Tools
Use the Manual With the Right Hardware
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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.
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