-how do I set the clock

Free manual download here: http://www.extendedgmwarranty.com/owners-manual/chevrolet/2005-Chevrolet-Express.pdf
see page 3-40 to set the clock, and thanks for using FixYa.

Press and hold SEL (select) for more than 2 seconds so that one of the PSM items appears on the display.
Press number 2 button to to select Clock (clock should be above the #2.
The Clock HR (Hour) setting will appear.
Adjust the hour using the round left side control.
Use the up/down arrows (right side) to toggle to Minutes and use the dial to set minutes.
Use the up/down arrows to toggle to 24/12 and choose between military time or standard
with the left dial.
Press SEL to save changes.
Here is what appears to be your manual. See page 9 for clock. Save the manual to
your computer for future reference if it is correct.

JVC KD-LH300 Manual

According to the user's manual the following procedure is used to set the clock.

Manual is at this link http://www.retrevo.com/support/Pioneer-DEH-P2500-Car-Receivers-manual/id/23227dj392/t/2/

Here's the procedure indicated in the manual

1 Press SOURCE and hold until the unit turns off.
2. Press FUNCTION and hold until the clock appears in the display.
3. Press FUNCTION to select clock.
4. Press the Left Triangle or Right Triangle to select the segment of the clock display you wish to set.
5. Press the Up or Down Triangle button to change the digit up or down.

This is a link to Pioneer for your DEH-2000MP Owners Manual. Look on page 12 for accessing Functions to set your clock.
http://www.pioneerelectronics.com/StaticFiles/Manuals/Car/DEH2000MPOwnersManual1019.pdf

CLICK HERE to see a PDF version of your manual.

Thanks for using Fixya - a FixYa rating is appreciated for taking the time to answer your FREE question.

Use MULTI-CONTROL to select click.Clock appears is the display.
Pushing MULTI-CONTROL left or right will select one segment of the clcock display: Hour - Minute
As you select segments of the clock display the segment selected will blink.
Pushing MULTI-CONTROL up will increase the selected hour or minute,down will decrease the hour or minute

Hold the SEL button down for more than 3 seconds. A sub menu appears. Use the track select arrow key to select the hours, rotate the volume knob to correct hour. Press track select key to select minutes, rotate volume to appropriate minute. press select again to finish. If this doesn't help, go to jvc.com, then go to support, then user manuals, enter model number. You can dowload the entire manual for free.
Good luck

Here you can download user manual in pdf format
From page 107 on Manual:

"Clock operation:

The clock is on in the display regardless of
what mode, media, or function the radio is in
as long as the ignition is in ACC or ON.
Clock set
To adjust the clock, press the knob
for longer than 1.5 seconds. A beep signals
entry into the clock adjustment mode and
CL appears in the display. The hours will be
blinking. Rotate the knob to adjust
the hours to the desired level.
Press the knob a second time and
the minutes will start to blink. Rotate the
knob to adjust the minutes to the
desired level.
After 10 seconds, the radio or CD display
will reappear. Once the clock is set to the
desired level, press the knob repeatedly
until the radio or CD display reappears."

You can download the manual from the link below... http://www.jvc.co.uk/files/instruction_manual/get0173-004a.pdf

Mdaly, Automotive radio is not really my fortay but this problem is fairly simple so here goes: 1. Press and hold the BND button and then press the DISP button to display the clock. 2. Press and hold the BND button and then press the DISP button for a couple seconds or longer to put it in set mode. 3. Press the search up button to set the current minute 4. Press the search down button to set the current hour 5. when finished press the BND button again and the clock is set... If you would like the manual you can email me privately and I'll be glad to send it... [email protected] Bill