Two problems related to engine rattling and whining sounds have been reported for the 2008 Mazda CX-7. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2008 Mazda CX-7 based on all problems reported for the 2008 CX-7.
While on a freeway off-ramp car started to idle irregularly accompanied by white smoke and a loud whining noise. Identified problem as a/c compressor. Turned off air conditioning; smoke and whining seemed to stop, and I was able to drive it the 15 miles to my mechanic.
Vehicle started making a loud whining noise while driving at 55mph. White smoke started pouring out of rear end. We thought the car was on fire. It then wouldn't get over 20mph. Pulled over and called a tow truck.