Operation CHARM
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Envoy 2WD L6-4.2L VIN S
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PROM - Programmable Read Only Memory
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Technical Service Bulletins
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PROM - Programmable Read Only Memory: Technical Service Bulletins
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Customer Interest
Engine Controls - Underhood Ticking Noise
Engine Controls - SES Lamp ON/DTC's P0133/P0172
Engine Controls - Above Normal Temp. Gauge Readings
Engine Controls - MIL ON/P1680 Set
Engine Controls - Harsh A/T Shifts From PARK to DRIVE
All Technical Service Bulletins
Engine - THIS BULLETIN HAS BEEN CANCELED
Engine Controls - Underhood Ticking Noise
Engine Controls - SES Lamp ON/DTC's P0133/P0172
Engine Controls - Above Normal Temp. Gauge Readings
Engine Controls - MIL ON/P1680 Set
Engine Controls - Harsh A/T Shifts From PARK to DRIVE