It is located under the windshield cowl (the plastic cover with the holes in it, directly under the windshield). To expose it - remove the wiper arms, and the retaining nuts on the wiper shafts, then remove the screws holding down the cover.
How do you Change Windshield Wiper Blades on a 2004 Chevrolet Trail Blazer?
The 2004 Chevy Malibu windshield wiper relay switch can be found on the firewall in the engine compartment. The windshield wiper relay switch will be on the drivers side of the firewall.
The front windshield wiper size on a Dodge Caravan is 26 inches for both driver and passenger. The rear windshield blad is 16 inches.
The wiper motor is located under the cowl, (the black cover in between the hood and windshield) about center of the vehicle.
To replace the windshield wiper arm spring on a 2004 Saturn, first lift the wiper arm away from the windshield to access the spring mechanism. Carefully remove the wiper arm by loosening the nut that holds it in place, then lift it off the pivot. Replace the old spring with the new one, ensuring it is properly seated in the wiper arm. Reattach the wiper arm and secure it with the nut, making sure it is tightened adequately before lowering the arm back onto the windshield.
The 2004 Chevrolet Silverado takes 22" replacement windshield wiper blades on both sides front.
Check for disconnected or broken linkage or a bad wiper transmission
The 2004 Honda Element takes 20" wiper blades on both sides front and a fairly specialized 12" rear wiper that is difficult to find in the stores. 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 1998-2004 Nissan Frontier takes 19" replacement windshield wiper blades on both sides front.
24 inches
All 2004 Dodge Dakotas take 21" replacement windshield wiper blades on both sides front.