"I’ve found that 90% of my 'GPS issues' were actually just low battery voltage. Once I upgraded to lithiums, the Spot-Lock became rock solid."
The Terrova's unique lift-assist mechanism can sometimes become stiff or jam. minn-kota-terrova-problems
If the pedal is unresponsive, debris may be trapped under the buttons. You can often clear this by spraying compressed air under the pedal surfaces. "I’ve found that 90% of my 'GPS issues'
"The Terrova is great, but you have to keep that shaft clean. If you let salt dry on it, it will fight you every time you try to stow it." minn-kota-terrova-problems