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	 2009 Chevrolet Trailblazer LT 4.2L MIL Lamp on 
		
		i git this trailblazer 09 with 4.2 code p0411 i have changed vave,pump with dealer parts checked all hoses and connections checked up stream 02 with air command on 02 goes to 0mv phase 1 test pressure is 113kpa baro is at 101kpa phase 2 test is [...] pretty mu... 
                        
                            FIX posted 11/17/2011
                             
                 
                            
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           Message Closed w/FIX 
	   
	   
	   
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| VIN | 1GNDS33S69 | 
| Engine | 4.2 L / 6 cyl / GAS | 
| Trans | 4-speed Automatic (Electronic) | 
| Delivery | Fuel Injection / sefi | 
| Emissions | OBD-II Compliant | 
| Symptoms | MIL Lamp On | 
Trouble Codes
| P0411 | Too Much Or Too Little Pulsed Air Injection | 
Message Closed w/FIX
            
            
 Vehicle Data
                2009 Chevrolet Trailblazer LT
| VIN | 1GNDS33S69 | 
| Engine | 4.2 L / 6 cyl / GAS | 
| Trans | 4-speed Automatic (Electronic) | 
| Delivery | Fuel Injection / sefi | 
| Emissions | OBD-II Compliant | 
| Symptoms | MIL Lamp On | 
Trouble Codes
| P0411 | Too Much Or Too Little Pulsed Air Injection | 
                            
5 Replies Received
          5 Replies Received
          
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