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1993 Chevrolet Blazer 4.3L Excessive Emissions, Poor Idle Quality, Misfire, Poor Fuel Economy, MIL Lamp on
Hi All!, This one runs Very rich. I pulled the upper plenum to see if the crab was leaking (it isnt). The fuel pressure holds so I dont think it has a leaking injector. The ecm sees the rich condition, and the map sees the crummy vacuum at idle. I c...
FIX posted 4/27/2000
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Message Closed w/FIX
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| VIN | 1GNCT13W1P |
| Engine | 4.3 L / 6 cyl |
| Symptoms | Excessive Emissions, Poor Idle Quality, Misfire, Poor Fuel Economy, MIL Lamp On |
| Occurs | Always |
| Misc. | Vortech |
Trouble Codes
| 45 | rich exhaust |
Message Closed w/FIX
Vehicle Data
1993 Chevrolet Blazer
| VIN | 1GNCT13W1P |
| Engine | 4.3 L / 6 cyl |
| Symptoms | Excessive Emissions, Poor Idle Quality, Misfire, Poor Fuel Economy, MIL Lamp On |
| Occurs | Always |
| Misc. | Vortech |
Trouble Codes
| 45 | rich exhaust |
Video