Just a guess - a pump for the wiper fluid?
The 2001-2006 Acura MDX's have a proprietary rear wiper and you must either go to the dealer for a replacement wiper blade or you can buy aftermarket "refill inserts" which is just the rubber blade rather than the entire wiper blade and frame.
The 2001 chevrolet blazer wiper blade sizes are 20" wiper blades on both sides front and a 13" or 14" rear wiper. See sources and related links below for more information. Since there are over 22 different wiper arm attachments, do not buy wipers just by length only - be sure to lookup exact wiper blade part numbers by vehicle make, model and year for the brand wiper you decide to purchase. This ensures correct length AND correct attachment.
The 2001 Mercedes-Benz ML320 wiper blade sizes are 22" wiper blades on both sides front and a 17" rear wiper. See sources and related links below for more information. Since there are over 22 different wiper arm attachments, do not buy wipers just by length only - be sure to lookup exact wiper blade part numbers by vehicle make, model and year for the brand wiper you decide to purchase. This ensures correct length AND correct attachment.
Any Dealer has a rear wiper refill inserts. You can also find replacement full wiper blades (not just rubber) online. See sources and related links below for more information.
Your best bet is to purchase a rear windshield wiper blade replacement arm (about $9 at Toyota dealers), part # 85242-42020 (I have a 2001 Rav4). I just bought my second one. The arm "snaps" onto the main arm's open hook via the little bar in the middle rectangle opening of the replacement blade. Ask your Toyota maintenance person to show you how to do it (s/b no charge).
The 2001 Ford Explorer wiper blade sizes are 18" wiper blades on both sides front and a 13" or 14" rear wiper. See sources and related links below for more information. Since there are over 22 different wiper arm attachments, do not buy wipers just by length only - be sure to lookup exact wiper blade part numbers by vehicle make, model and year for the brand wiper you decide to purchase. This ensures correct length AND correct attachment.
2001 Mercury Villager takes 22" wiper blades on both sides front and a 14" rear wiper. See sources and related links below for more information. Since there are over 22 different wiper arm attachments, do not buy wipers just by length only - be sure to lookup exact wiper blade part numbers by vehicle make, model and year for the brand wiper you decide to purchase. This ensures correct length AND correct attachment.
The 2001 Chevrolet Impala wiper blade sizes are 22" wiper blades on both sides front. See sources and related links below for more information. Since there are over 22 different wiper arm attachments, do not buy wipers just by length only - be sure to lookup exact wiper blade part numbers by vehicle make, model and year for the brand wiper you decide to purchase. This ensures correct length AND correct attachment.
The 2001 Honda S2000 wiper blade sizes are 16" drivers and 20" passenger side wiper blades. See sources and related links below for more information. Since there are over 22 different wiper arm attachments, do not buy wipers just by length only. Be sure to lookup exact wiper blade part numbers by vehicle make, model and year for the brand wiper you decide to purchase. This ensures correct length AND correct attachment.
The 2001 Pontiac Grand Prix wiper blade sizes are 22" wiper blades on both sides front. See sources and related links below for more information. Since there are over 22 different wiper arm attachments, do not buy wipers just by length only - be sure to lookup exact wiper blade part numbers by vehicle make, model and year for the brand wiper you decide to purchase. This ensures correct length AND correct attachment.
The 2001 Lincoln Navigator takes 20" wiper blades on both sides front and a 16" rear wiper. See sources and related links below for more information. Since there are over 22 different wiper arm attachments, do not buy wipers just by length only - be sure to lookup exact wiper blade part numbers by vehicle make, model and year for the brand wiper you decide to purchase. This ensures correct length AND correct attachment.