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2012 Chevrolet Silverado 2500 HD LTZ 6.6L Hydroboost
Hey guys. This Duramax equipped Silverado develops a pulsation / buzz in the pedal after long drives. Mostly at idle and when turning. Not so much a loud buzz but you really feel it in the pedal. We have replaced the pump twice and it goes away for several...
FIX posted 7/11/2018
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Message Closed w/FIX
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5 Replies Received
5 Replies Received
Related Documents & Media | VIN | 1GC1KYC88C |
| Engine | 6.6 L / 8 cyl / DIESEL |
| Trans | 6-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Affected | Hydroboost |
| Conditions | Buzz/Whine/Pulsate |
Message Closed w/FIX
Vehicle Data
2012 Chevrolet Silverado 2500 HD LTZ
| VIN | 1GC1KYC88C |
| Engine | 6.6 L / 8 cyl / DIESEL |
| Trans | 6-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Affected | Hydroboost |
| Conditions | Buzz/Whine/Pulsate |
Video