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Home >> Chevrolet >> 2010 >> Cobalt LS, 4D Sedan, Automatic >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transmission - 4T45-E - Symptom Troubleshooting And Diagnosis >> Harsh Shifts

Harsh Shifts

Checks Causes
Line Pressure High
Refer to High or Low Line Pressure .
Checkballs (26) Missing; no orificed apply
Accumulators
  • Springs or piston binding; no accumulation
  • Accumulator valve is stuck
Clutch Housing Retainer and Ball Assemblies Plugged
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