Surf to the power plant. Then go inside and talk to one of the people. He will tell you to get back the missing parts. Go into Cerulean Gym. A Team Rocket person will run into you. Battle him and then go to the top tube on the left side of the gym to get the missing parts. Return to the power plant and give the missing parts back to the person.
Chat with our AI personalities
Walk around the power plant for a bit
At the power plant however they are uncommon or at the safari zone
Not Heartgold right? But the old Pokemon Gold? The thief is in the gym in Cerulean City.
You get it from The Power plant use your item finder thing its by where you catch Zapdos.in cerulean cave
Your Poke-walker in Suburban Area, or breed an Electabuzz (catch in Kanto's power plant)