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	 1997 GMC Sonoma SLE 4.3L Excessive Emissions 
		
		Hello I have a 97 sonoma 4.3 with a high emission problem. We dont usually work on domestics (mechanics truck) so thats why i turned to the iatn for some help. Under idle and accleration the o2 sensor is reading rich. No matter if you snap the throttle and on ... 
                        
                            FIX posted 7/10/2008
                             
                 
                            
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| VIN | 1GTCS19X3V | 
| Engine | 4.3 L / 6 cyl / GAS | 
| Trans | 4-speed Automatic (Electronic) | 
| Delivery | FI / sefi | 
| Emissions | OBD-II Compliant | 
| Symptoms | Excessive Emissions | 
| Occurs | After a Hot Soak | 
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 Vehicle Data
                1997 GMC Sonoma SLE
| VIN | 1GTCS19X3V | 
| Engine | 4.3 L / 6 cyl / GAS | 
| Trans | 4-speed Automatic (Electronic) | 
| Delivery | FI / sefi | 
| Emissions | OBD-II Compliant | 
| Symptoms | Excessive Emissions | 
| Occurs | After a Hot Soak | 
                            
8 Replies Received
          8 Replies Received
          
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