i cleaned rotors prior to installing them.
Q&AAsk Your Question
1999 Ford Explorer
Question: i changed front pads and rotors and now i have thumping from passenger side.
Answer #1PARTS GUY December 20, 2012, 20:13Master
Replace both rotors.
Answer #2Greg's Orange Auto (8442 Answers) , Orange, CA - (714) 361-9355globalhelper December 21, 2012, 06:14Master
recheck your work, sounds like one of the rotors is warpped
Answer #3pushrod December 21, 2012, 15:02Master
Missing or incorrectly installed brake pad clips. Caliper bolts not tight. Does the steering wheel shake when braking?