There could be many causes, but IF your vehicle uses a mechanical speedometer cable then if the lubrication [grease] has dried out then the "sticking" of the rotating inner cable against the outer protective cable could be causing the tick.
The ticking noise is the metal cooling.
The fuel injectors make the ticking noise you hear at startup, especially when the engine is cold (colder temperatures).
there is a rattling noise in the area of the serpentine bell
If you are loading a Cd-rom,or a program.
fasten your seatbelt
well it sounds like your lifters are ticking The connecting rods screaming LET ME OUT!!!
horses make neighing sounds
you may have a bent valve
A Toyota RAV4 would make a loud noise while driving if a piece of hardware like the camshaft is damaged or something is caught in the drivetrain. This will result in noise and potentially costly repairs.
Remove the muffler
98 Chevy new 383 block 30k, ticking noise from sounds like heads . 210k on heads;
need to know what causes my car to make a heavy noise when driving. i have changed both front bearings but have discovered the noise still exist. Could it be a problem with the drive axlel?