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August 1, 2005 Service bulletin

Automatic transmission 4-3 shift malfunction or 4-3 harsh downshift

Chevrolet technical service bulletin 050730020 for 2005 Chevrolet Optra.

Bulletin number
050730020
Component
Power train: automatic transmission
Summary
Automatic transmission 4-3 shift malfunction or 4-3 harsh downshift. Tt

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