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1997 Chevrolet S10 4.3L MIL Lamp on
New customer, new otc pathfinder, new problem; dtc p0420. Cleared code and checked on scope, high kv, suspect cap and rotor or coil. am I on right track looking at ignition? I checked the archives for similar problems and found a possibility of a bad co...
FIX posted 6/29/2000
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Message Closed
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| VIN | IGCCS19XOV |
| Engine | 4.3 L / 6 cyl |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0420 | Catalyst Efficiency Below Threshold (Bank 1) |
Message Closed
Vehicle Data
1997 Chevrolet S10
| VIN | IGCCS19XOV |
| Engine | 4.3 L / 6 cyl |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0420 | Catalyst Efficiency Below Threshold (Bank 1) |
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