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1999 Chevrolet S10 2.2L Excessive Emissions
Posted to GM Driveability on 6/16/2005 10 Replies

This vehicle came in for a dyno smog. It originally failed for NOx at 15 mph with a reading of 876. Max is 533 ppm. After looking at all my PIDS using scan tool and no codes, using a scope on the O2 sensor with propane, checking for leaks using smoke machine, ...

10 Replies Received (View Replies)

  Related Documents & Media  1999 Chevrolet S10

 
Message Closed w/FIX

car Vehicle Data

1999 Chevrolet S10

VIN 1GCCS1440X
Engine2.2 L / 4 cyl / GAS
Trans5-speed Standard
DeliveryFI
EmissionsOBD-II Compliant
SymptomsExcessive Emissions
OccursUnder Load
Message Closed w/FIX

car Vehicle Data

1999 Chevrolet S10

VIN 1GCCS1440X
Engine2.2 L / 4 cyl / GAS
Trans5-speed Standard
DeliveryFI
EmissionsOBD-II Compliant
SymptomsExcessive Emissions
OccursUnder Load