Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET2002MONTE CARLO V6-3.4L VIN EREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTPROM - PROGRAMMABLE READ ONLY MEMORYTECHNICAL SERVICE BULLETINSCUSTOMER INTERESTENGINE CONTROLS - POOR GENERIC SCAN TOOL COMMUNICATION
2002 Chevrolet Monte Carlo V6-3.4L VIN E
Engine Controls - Poor Generic SCAN Tool Communication
2002 Chevrolet Monte Carlo V6-3.4L VIN ESECTION Engine Controls - Poor Generic SCAN Tool Communication
Bulletin No.: 04-06-04-024
Date: April 07, 2004
TECHNICAL
Subject:
Powertrain Control Module (PCM) Will Not Properly Communicate On-Board Diagnostic Freeze Frame Information to Non-TECH2(R) (Generic) Service or Test Equipment (Reprogram PCM)
Models:
2001-2002 Buick Century, LeSabre, Park Avenue, Regal
2002 Buick Rendezvous
2001-2002 Chevrolet Impala, Malibu, Monte Carlo, Venture
2001-2002 Olsmobile Alero, Aurora, Intrigue, Sillouette
2001-2002 Pontiac Aztek, Bonneville, Grand Am, Grand Prix, Montana
with 3.1 L, 3.4L, 3.5L, or 3.8L V6 Engine (VINs J, E, H, K, 1 - RPOs LG8, LA1, LX5, L36, L67)
Condition
Some customers may comment that their vehicle's engine is unable to be properly serviced or tested using non-TECH2(R) (Generic) service or test equipment. When requested using non-TECH2(R) (Generic) service or test equipment, these vehicles are unable to properly communicate diagnostic freeze frame information.
Correction
Reprogram to the latest calibration available through TIS.
The new calibration should be from TIS satellite data update version 1.0 for 2004 or later, available starting January 2004. As always, make sure your TECH2(R) is updated with the latest software version.
Warranty Information
For vehicles repaired under the applicable 8 year 80,000 mile (130,000 kilometers) emission controller warranty, use the table shown.
Disclaimer
Date: April 07, 2004
TECHNICAL
Subject:
Powertrain Control Module (PCM) Will Not Properly Communicate On-Board Diagnostic Freeze Frame Information to Non-TECH2(R) (Generic) Service or Test Equipment (Reprogram PCM)
Models:
2001-2002 Buick Century, LeSabre, Park Avenue, Regal
2002 Buick Rendezvous
2001-2002 Chevrolet Impala, Malibu, Monte Carlo, Venture
2001-2002 Olsmobile Alero, Aurora, Intrigue, Sillouette
2001-2002 Pontiac Aztek, Bonneville, Grand Am, Grand Prix, Montana
with 3.1 L, 3.4L, 3.5L, or 3.8L V6 Engine (VINs J, E, H, K, 1 - RPOs LG8, LA1, LX5, L36, L67)
Condition
Some customers may comment that their vehicle's engine is unable to be properly serviced or tested using non-TECH2(R) (Generic) service or test equipment. When requested using non-TECH2(R) (Generic) service or test equipment, these vehicles are unable to properly communicate diagnostic freeze frame information.
Correction
Reprogram to the latest calibration available through TIS.
The new calibration should be from TIS satellite data update version 1.0 for 2004 or later, available starting January 2004. As always, make sure your TECH2(R) is updated with the latest software version.
Warranty Information
For vehicles repaired under the applicable 8 year 80,000 mile (130,000 kilometers) emission controller warranty, use the table shown.
Disclaimer
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.