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Home >> Chevrolet >> 2009 >> HHR SS, Automatic >> Repair and Diagnosis >> Transmission >> Hydraulic Diagrams >> Automatic Transmission - 4T45-E - Removal & Installation, Service, Overhaul, Troubleshooting & Diagnosis >> Diagnostic Information And Procedures >> Inaccurate/Inconsistent Shift Points

Inaccurate/Inconsistent Shift Points

Inaccurate/Inconsistent Shift Points

Checks Causes
Shift Solenoids (305)
  • Contamination
  • An intermittent open or a shorted circuit
Throttle Position Sensor
  • Damaged, disconnected
  • An intermittent open or a shorted circuit
Vehicle (62) and Input Speed Sensors (46)
  • Damaged, disconnected or loose
  • An intermittent open or a shorted circuit
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