2002 Chevrolet S10 2.2L MIL Lamp on
Vehicle has PO420 Cat Efficency code, checked exhaust readings, all good, Oxygens sensors good, front new. Showing that light is setting at idle, all our info shows should not set untill over [...], New aftermarket converter was installed 6months ago with no p...
Summary posted 12/21/2009
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Vehicle Data2002 Chevrolet S10
Trouble Codes
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Message Closed w/Summary
Vehicle Data
2002 Chevrolet S10
VIN | 1GCCS195X2 |
Engine | 2.2 L / 4 cyl / FLEX |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Always |
Trouble Codes
P0420 | Catalyst Efficiency Below Threshold (Bank 1) |