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Pontiac
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1990
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Grand AM L4-151 2.5L
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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 - Shudder or Chuggle at Slow Speeds in High Gear
Engine - Excessive Detonation
All Technical Service Bulletins
Engine - THIS BULLETIN HAS BEEN CANCELED
PROM - Powertrain Control Module Reprogramming
ECM/PCM - Circuit Board Damage Prevention
Engine - Shudder or Chuggle at Slow Speeds in High Gear
Engine - Excessive Detonation