Three things to check
bad Universal Joint,
with the vehicle in park and the parking brake firmly set get under the vehicle and check for excessive play at either end of the driveshaft.
bad transmission mount
get a helper, have them start the vehicle and with the parking brake firmly set and the brake pedal depressed put it in reverse (DO NOT BE UNDER VEHICLE AND STAY CLEAR OF TIRES) , watch the driveshaft and transmission for movement.
bad motor mount
open the hood, have the helper once again start the engine and put the vehicle in reverse with the parking brake set and the brake pedal depressed, watch for excessive engine movement.
679 views
Usually answered in minutes!
×