1990 Mercedes-Benz 300E Q&A

1990 Mercedes-Benz 300E Question: rear glass does not go all the way up

goes about 3/4 of the way and stops problems started 3 months ago -
Answer 1
remove door panel cover. get bright drop light. do not take short cuts -
Comment 1
Wow, that was a worthless answer. -
Answer 2
Problem could be caused by a defective window regulator. -