 
				
	| 2002 Buick Park Avenue Ultra 3.8L Proportioning Valve has anyone come across unwanted drp activation at 50-60 mph under light braking. checked for abs codes (none) checked speed sensors and etc see no problem. there is a tsb #4001 but cannot find any info on it anywhere thank you for any help 
                        
                            FIX posted 9/23/2010
                               
                    iATN Members:  Login to view full TechHelp request Auto Repair Pros: Join iATN to read this TechHelp request Vehicle Owners: Find a nearby iATN member to repair your vehicle 11 Replies Received (View Replies)11 Replies Received (Hide Replies)
 | Message Closed w/FIX 
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| VIN | 1G4CU541X2 | 
| Engine | 3.8 L / 6 cyl / GAS | 
| Trans | 4-speed Automatic (Electronic) | 
| Delivery | Fuel Injection | 
| Affected | Proportioning Valve | 
| Conditions | Intermittent | 
Message Closed w/FIX
            
             Vehicle Data
 Vehicle Data
                2002 Buick Park Avenue Ultra
| VIN | 1G4CU541X2 | 
| Engine | 3.8 L / 6 cyl / GAS | 
| Trans | 4-speed Automatic (Electronic) | 
| Delivery | Fuel Injection | 
| Affected | Proportioning Valve | 
| Conditions | Intermittent | 
 11 Replies Received
11 Replies Received
 11 Replies Received
          11 Replies Received
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