The following are known Gecko Codes for Excite Truck on Nintendo Wii (Wii).

All these codes do is alter the on screen values

turbo power max [memorris]
0459283C 00000009

speed power max [memorris]
04592834 00000009

Handling Slow [memorris]
0459284C 00000001

Handling Quick [memorris]
0459284C 00000009

Handling Med [memorris]
0459284C 00000005

Grip power max [memorris]
04592854 00000009

Air power max [memorris]
04592844 00000009

All these codes do is alter the on screen values.

Time 0.0 [ZiT]
0415264C D05B0F34

SCORE MAX [ZiT]
C214B4D8 00000002
3E40461D 3A523C00
92550014 00000000

Infinite Turbo [ZiT]
04187434 D03B25A0