When does electabuzz learn thunder?

Answer 1

for pikachu to learn thunder first catch pikachu at the big mansion on your way to pastoria city u will find pichu's and much more Pokemon then u will eventually find pikachu train it to lv 45 den it will learn thunder if it don't work den sorry from moses adeola
Lvl. 41

Answer 2

He never learned Thunder. He only learned up to Thunderbolt. But he learned Volt Tackle, which is better than Thunder.

Answer 3

Electabuzz can learn Thunder via TM26 found in the Power Plant.