See also:

Tongue load
Keep the tongue load between 10 - 15 percent of the total trailer load or use the trailer tongue load specified by the trailer manufacturer. The tongue load must be within the maximum tongue load ...

FM/AM radio operation
FM/AM band select: Pressing the AM·FM button will change the band as follows: AM > FM1 > FM2 > AM When the AM·FM button is pressed while the ignition switch is in the ACC or ON position, the ...

Clearing the programmed information
Individual buttons cannot be cleared. However, to clear all programming, press and hold the two outside buttons and release when the indicator light begins to flash (approximately 20 seconds). ...