Two problems related to rear window wiper washer have been reported for the 2002 GMC Envoy. The most recently reported issues are listed below.
I dont know why there is no in investigation when theres alot of the same vehicle going through the same problems my 2002 has 118 000 and it had alllllllllllllllllll of the problems that everybody clomplained and even more than whats allready there written all u waiting for is something really bad to happen then u recall when is to late the transmission was repaired completely and there again the same problem in less than 3 months 4wd has been sent to fix more than 6 time still dont know whats the problem, breaks skweeks all the time, every time it rains got to stop cant see cause of the wipers, the seat belt ripped on the rear side, the clutch stays stuck on while driving, heaters dont work on number 5 it will turn off, if I put the heater to heat all around my vehicle turns off, the front wheels one is more apart from the bumper than the other and when it snows with out the 4wd u dont go nowhere it gets stuck everywhere or slides. . . . . . . . . . . . . Hope theres help.
While the vehicle was parked driver heard a loud knocking noise. Consumer inspected the vehicle, and noticed that the rear window broke on its own. Vehicle was taken to the dealer for inspection, and mechanic determined that the window needed to be replaced.