What is your question?
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What is your question?
When i start truck up and drive 20 and over and let off the gas or put on brake i hear a slapping or nocking sound in the rear of the truck what is it
1 Reply
Whereas I cannot say for sure, I'd probably inspect inside the rear brake drums for concerns. Strongly suggest a local technician listen to your concern. A trained and knowledgeable technician should be able to narrow down your concern quickly.