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 DIAGNOSISRELAYS AND MODULESRELAYS AND MODULES - POWERTRAIN MANAGEMENTRELAYS AND MODULES - COMPUTERS AND CONTROL SYSTEMSENGINE CONTROL MODULESERVICE AND REPAIRSERVICE PROGRAMMING SYSTEM (SPS)AFTER PROGRAMMING A CONTROL MODULE
2002 Chevrolet Monte Carlo V6-3.4L VIN E
After Programming A Control Module
2002 Chevrolet Monte Carlo V6-3.4L VIN ESECTION After Programming A Control Module
The powertrain may operate slightly different after a control module software/calibration update. Operating the powertrain through various driving conditions allows the control module to re-learn certain values. The control module must re-learn the following after a software/calibration update:
^ Fuel trim correction
^ Idle Air Control (IAC) learned position
^ Automatic transmission shift adapts
Other learned values only re-learn by performing a service procedure.
If a control module is replaced the following service procedures may need to be performed:
^ The crankshaft variation learn procedure
^ The engine oil life reset procedure
^ The idle learn procedure
^ The inspection/maintenance complete system set procedure
^ The vehicle theft deterrent password learn procedure
^ The Throttle Position (TP) sensor learn procedure
^ Fuel trim correction
^ Idle Air Control (IAC) learned position
^ Automatic transmission shift adapts
Other learned values only re-learn by performing a service procedure.
If a control module is replaced the following service procedures may need to be performed:
^ The crankshaft variation learn procedure
^ The engine oil life reset procedure
^ The idle learn procedure
^ The inspection/maintenance complete system set procedure
^ The vehicle theft deterrent password learn procedure
^ The Throttle Position (TP) sensor learn procedure
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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.