All the door speakers are 4' in size for replacement.
About $35,000 as I recall (when I bought one).
What is needed to tuneup a 1998 toyota avalon xls?
6 x 8 . Pioneer makes these replacement speakers for sale at Wal-Mart for $57 a pair.
The Avalon 2006 XLS Owner's Manual had the fuse diagrams.
About 650 cc amps
There is a six speaker system in the avalons. The tweeters are 2.1 and both front and rear door speakers are 4.2. Although you can put a 5.25 in the doors.
In the exhaust, near the engine.
6x8"
It's the motor. I had exactly the same problem with my 2000 Avalon XLS. I thought it was the switch so I changed that first. It had no effect. After I changed the motor, everything was fine.
90,000 miles
Answer96 Avalon XLS with 6speaker system ,4 4" in the doors and 2 1" tweeters frontTry to use Toyota speaker adapter plugs so you don't need to cut wires and mess the electric system up. You can get them from Ebay or Amazon.