This may or may not help. I had to change the horn on a 2003 Alero, I found it behind the passenger side headlight. The headlight easily poped out after lifting two clips. The horn was in two pieces, a high tone horn and a low tone horn and was very easily replaced. Good Luck!
here is a diagram of the horn placement
you can remove the horn relay in the fuse box.
"Why is your 2002 alero jerkingDo I need a speed sensor?" "Why is your 2002 alero jerkingDo I need a speed sensor?"
how do you fix security switch on a 2002 oldsmobile alero
Where do u install a relay flasher on a 2002 olds alero
Hi, I had this problem on a 2000 Alero. Had to disconnect the battery to shut it up. G.M. replaced the horn relay to aleviate the problem. Duke
where is the fuse and relay for the power windows on a 2002 Oldsmobile alero
pulls out like a fuse
The horn is located below the passenger head light.
The horn is located behind the passenger headlight. You have to remove the inner plastic part of the fender to get to it .
i have one
Is your Alero a 2.4, a 2.2 ecotec or a 3400?