Go to the gm service center nearest you with title/proof you own this vehicle, and probably pay to have a gm technician utilize a gm scan tool to re-set the security system between the radio and the pcm.
If a vehicle, like the 2004 Pontiac Montana has an XM Radio built in, the code to program the radio is found on Channel Zero. Tune the radio to XM then turn the tuner to Channel Zero.
where can I find the color code number for my 2004 Montana
The 2004 Pontiac Montana Ext Minivan holds 25 gallons of fuel in the fuel tank.
R134a
A 2004 Pontiac Montana has an interference engine with very tight tolerances. These engines will suffer catastrophic failure if the valves and pistons are not in perfect sync.
The unlock code for the radio is different for every radio. You will need to find the serial number on the radio and call the dealer for the unlock code.
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I just bought a Pontiac Montana 2004 and dont know how to close the rear windows
80,000 ---100,000
100 Ft. lbs.
pull it really hard
The correct size should be 215/70R15