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	 2004 Pontiac Bonneville SLE 3.8L ride 
		
		This has been a tough one- it has caused us grief for a while (more than a year). It has an unusual and what I call a harmonic type of vibration- worst at 75 mph, which comes and goes in about 5 or [...] cycles. Mostly noticeable in the floorboards or seat, th... 
                        
                            FIX posted 11/8/2012
                             
                 
                            
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| VIN | 1G2HY54K64 | 
| Engine | 3.8 L / 6 cyl / GAS | 
| Trans | 4-speed Automatic (Electronic) | 
| Delivery | Fuel Injection | 
| Affected | Ride | 
| Conditions | Vibration | 
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 Vehicle Data
                2004 Pontiac Bonneville SLE
| VIN | 1G2HY54K64 | 
| Engine | 3.8 L / 6 cyl / GAS | 
| Trans | 4-speed Automatic (Electronic) | 
| Delivery | Fuel Injection | 
| Affected | Ride | 
| Conditions | Vibration | 
                            
14 Replies Received
          14 Replies Received
          
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