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2009
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HHR SS, Automatic
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Repair and Diagnosis
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Transmission
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Hydraulic Diagrams
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Automatic Transmission - 4T45-E - Removal & Installation, Service, Overhaul, Troubleshooting & Diagnosis
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Diagnostic Information And Procedures
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Third and Fourth Gears Only
Third and Fourth Gears Only
Third and Fourth Gears Only
Checks
Causes
2-3 Shift Solenoid Valve(305)
Stuck ON
Solenoid is plugged
Electrical malfunction
1-2 and 2-3 Shift Valves
Both are stuck in an upshifted position