We have 1 cheats and tips on GBA. If you have any cheats or tips for Tonka: On The Job please send them in here. You can also ask your question on our Tonka: On The Job Questions & Answers page.
At the 'Main' menu select 'Continue' and enter the following codes followed by the 'A' button.
Big Mountain Way Start:
Enter the code 2WOWCR3YLV
Lazy 'T' Ranch Complete:
Enter the code 4.6.2FZ8J9
New Park City Complete:
Enter the code 4.PBWZ.J9
Old Town Complete:
Enter the code 2WOW.5FWLV
Petey's Gravel Pit Complete:
Enter the code KCHCMRYC3B
Training Complete:
Enter the code 0HMQ83CYNX