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 CARSECTION 184 (MULTIPLEX INTEGRATED CONTROL SYSTEM)SYSTEM DESCRIPTIONREAR WINDOW WIPER/WASHER (WITH REVERSE LINKED REAR WIPER)
2008 Chevrolet HHR LT, 2.4 P, Automatic
Rear Window Wiper/Washer (With reverse linked rear wiper)
2008 Chevrolet HHR LT, 2.4 P, AutomaticSECTION Rear Window Wiper/Washer (With reverse linked rear wiper)
WARNING: This page is about a different car, the 2011 Honda Insight and 2010 Honda Insight. However, it is still accessible from the selected car via links, so may be relevant.
The MICU control of the rear window wiper motor and the rear window washer motor is based on inputs from each switch.
MICU SPECIFICATIONS
| Input | Output | |
|---|---|---|
| MICU | IG1 power supply Transmission range switch (R) Windshield washer motor switch Rear window washer motor switch Rear window wiper switch Windshield wiper switch (INT) Windshield wiper switch (LO) Windshield wiper switch (HI) |
Rear window wiper motor Rear window washer motor |
| B-CAN | Rear window wiper switch (RRWIP) message Rear window washer switch (RRWASH) message |
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.