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International Automotive Technicians Network
2000 Chevrolet Silverado 1500 5.3L Poor Fuel Economy
Posted to GM Driveability on 4/15/2008 20 Replies

Customer Has recently Purchased This Truck Aprox 5000 Miles Ago System has No Codes Wave Form on The Oxygen sensors Seems To Be Good Most Of The Time and Then The Bank 2 sensors Will Start To Go Way Down and Then Way Up Have Trapped many Movies On the Geniysis...

20 Replies Received (View Replies)

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Message Closed w/Summary

car Vehicle Data

2000 Chevrolet Silverado 1500

VIN 1GCEK19TOY
Engine5.3 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / Port Fuel
EmissionsNot OBD-II Compliant
SymptomsPoor Fuel Economy
OccursAlways
Misc.Extended Cab
Message Closed w/Summary

car Vehicle Data

2000 Chevrolet Silverado 1500

VIN 1GCEK19TOY
Engine5.3 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / Port Fuel
EmissionsNot OBD-II Compliant
SymptomsPoor Fuel Economy
OccursAlways
Misc.Extended Cab