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2004 Chevrolet Epica LS 2.5L Poor Idle Quality, Stall
Posted to GM Driveability on 5/13/2015 5 Replies

Really need some help here. I started looking into this Epica for high idle issues and occasional stalling. I drove the car and noticed that as soon as it was put in gear the idle would jump to about [...] RPM. It also bumps the Rpms on decel at the trans shif...

5 Replies Received (View Replies)

  Related Documents & Media  2004 Chevrolet Epica LS

 
Message Closed w/Summary

car Vehicle Data

2004 Chevrolet Epica LS

VIN KL1VB52L44
Engine2.5 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Stall
OccursHot, Under Load

Trouble Codes

P0121Throttle Position Sensor Range/Performance
P1512Minimum Throttle Position Not Learned
Message Closed w/Summary

car Vehicle Data

2004 Chevrolet Epica LS

VIN KL1VB52L44
Engine2.5 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Stall
OccursHot, Under Load

Trouble Codes

P0121Throttle Position Sensor Range/Performance
P1512Minimum Throttle Position Not Learned