You have to remove the instrument cluster to service the light bulbs.
No.
Check
Which engine does your 1985 Chevy Celebrity have? The two engines are very different.
Which engine does your 1982 Chevy Celebrity have? Is it the 2.5L 4 cylinder or the 2.8L V6? They are very different.
Chevy didn't make a 1981 Celebrity
no The Chevy Celebrity 4 cylinder engine doesn't use a timing belt, it uses a timing gear. To replace the gear it is necessary to remove the camshaft from the engine as it is a press job. To remove the camshaft it is necessary to remove the engine from the car.
To answer your question I need to know the year model of your Chevy Celebrity as well as the engine that it has in it.1996 chevy calavlier 2.2
No Chevy Celebrity ever had a 4.0L engine
To see a diagram of your engine look in a repair manual such as Haynes, Chilton or the factory service manuals. They have illustrations of the engines.
You need to be more specific. What year is your Chevy Celebrity and is it on the front or rear of the car?
I would replace the lock cylinder.
According to my factory service manual the horn relay for a 1989 Chevy Celebrity is located in the "convenience center" which is behind the instrument panel on the left side of the steering wheel. To replace the relay one would simply pull out the old relay and plug in the new relay.