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Chevrolet
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1987
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Cavalier/Z24 L4-121 2.0L
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Repair and Diagnosis
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Powertrain Management
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PROM - Programmable Read Only Memory
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Technical Service Bulletins
PROM - Programmable Read Only Memory: Technical Service Bulletins
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Customer Interest
Engine - Idle Speed Instability/Surge
All Technical Service Bulletins
Engine - THIS BULLETIN HAS BEEN CANCELED
Engine Controls - ECM May Contain Wrong PROM
Engine - Idle Speed Instability/Surge
ECM/PCM - Damage Prevention