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GMC Truck
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1987
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S15/T15 2WD Jimmy 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
PROM - Multiple False Codes/Driveability
Engine - Unstable Idle/Decel Surge and False Code 42
All Technical Service Bulletins
Engine - THIS BULLETIN HAS BEEN CANCELED
PROM - Multiple False Codes/Driveability
Engine Controls - ECM May Contain Wrong PROM
Engine - Unstable Idle/Decel Surge and False Code 42
ECM/PCM - Installation Procedures/Mem-Cal Concerns