Remove the glove box,remove the dash.
4 nuts on instrument bezel,2 above the glove box & off it comes.Watch for front speaker wires & others
Disconnect the battery for a few minutes, then reconnect it.
1991-1993 DeVille reset clock in radio on models W/Cassette: 1. Ignition on. 2. Radio on. 3. Press and release "set" button. 4. Within 5 seconds push "scan" button until the clock is at the correct hour. 5. Press and release "set" button. 6. Within 5 seconds push "seek" button until the clock is at the correct minute. Done
To set the clock on your 1994 Cadillac DeVille, turn the ignition on with your key. On the bottom right corner of the clock you'll find the 'set' button. Press the button and immediately press and hold the 'seek' button. When the clock gets to the hour you want, release the 'seek' button. Next, press the 'set' button again and press the 'scan' button, and hold it while it scrolls through the minutes. When it displays the correct minutes, release the 'scan' button.
Removing the clock from a '71 Cadillac Eldorado involves carefully disassembling the dashboard. Start by locating and removing the trim or panel covering the clock. Then, unscrew or unclip the clock itself. Be sure to disconnect any wiring connected to the clock. Exercise caution and consider consulting the vehicle's manual for specific instructions
Remove the clock decorative cover. Remove the clock retaining ring. Remove the clock wiring harness. Reverse the process to install the new clock.
remove trim, remove clock, remove clock light harness, and remove and replace clock light bulbs
if you are talking about the speedo clock first remove the cowling around the ignition then locate the two screws just under the dash by the clock then remove the plastic surround then you should see the screws that holds the clock in place,remove those and then gently pull clock forward and remove the plugs ontop of the clock.
SETTING THE CLOCK (CASSETTE PLAYER) Have the radio on , then TO SET HOUR: Push " SET " and within 5 seconds , PUSH SCAN . Hold it until clock gets to correct hour , then let go . TO SET MINUTES: Push " SET " and within 5 seconds , PUSH SEEK . Hold it in until clock gets to correct minute , then let go . SETTING THE CLOCK ( CD PLAYER ) Push " SET " and with in 5 seconds , PUSH SEEK . Hold it in until the clock gets to the correct hour , then let go . TO SET MINUTES: Push " SET " and within 5 seconds , PUSH SCAN . Hold it in until clock gets to the correct minute , then let go . YOUR CLOCK IS SET
counter clockwise to remove.counter clockwise to remove.
Open trunk. Pull up carpet at upper right hand corner. remove 5 screws from the silver plate and remove plate. Remove electrical plugs and fuel lines. Turn sending unit ring counter clock wise. Remove sending unit. Fuel pump is in bottom of unit.
Press the red rectangle above the clock.
Turn on radio, Push volume button till the time mode appears. Then push small set button normally on the right side of the radio. Push Scan button to advance hours and seek button to advance minutes.