I recently replaced the alternator and the power steering pump and now it's making a terrible rattling noise what did I do wrong
Feb 13, 2015 at 4:50 AM
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HMAC300
✓Experienced Mechanic
48,601 POSTS
check to se if the belt is on correctly and see if tensioner isn't frozen. recommended replacement is 60k for both
Feb 13, 2015 at 5:53 AM
STRAILER
✓Experienced Mechanic
55,612 POSTS
It sounds like you left something loose or the serpentine belt tensioner has gone bad. I would recheck your work and here is how to change the belt tensioner out to help fix the problem. Check out the images (below). Let us know how it goes