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Beginner guide

Junk Mechanics Beginner Mistakes to Avoid

Most players who feel stuck in Junk Mechanics are not unlucky. They are repeating one of a handful of habits that quietly cost money on every car. We went through the early money guides, first-session playthroughs and later update videos and collected the mistakes that come up again and again. Each one has a short explanation of why it hurts and what to do instead.

Last checked Sources listed below
Quick answer

The three costliest mistakes: selling to Rick, skipping paint, and treating auctions as income

Sell finished cars to Juan (or Mr. Lupin for Tier 4–5), not to Rick's quick sell. Always paint, because money guides agree unpainted cars sell for noticeably less. And treat auctions as a lottery: the game itself warns they are not meant to be profitable. Fix those three and most players see their Cash grow steadily.

Selling mistakes

Mistakes when selling
MistakeWhy it costs youDo this instead
1. Quick-selling finished cars to RickRick's quick sell at the auctions is reported to pay close to what the car cost rusty. All your repair time is wasted.Drive to the sell spot and get an offer from Juan. Use Rick only to dump a car you have given up on.
2. Trying to sell Tier 1–3 cars to Mr. LupinHe only buys Tier 4 and Tier 5 cars. You waste a trip.Check the tier colour first. Lupin is for rare cars only.
3. Over-hagglingNegotiation raises offers in small steps, but players who pushed too far lost the deal.Negotiate once or twice. Accept when the next step stops rising.
4. Selling before the car is readyCars at low condition or with rust get low offers.Repair to about 85–90% at Nando's, then paint. See the repair guide.

The selling guide walks through a full negotiation, including the example where Juan moved from $14,000 to $14,600 over two attempts.

Repair and paint mistakes

  • 5. Skipping paint. One money guide put it bluntly: if you do not paint the car, you lose value. Polishing rust and painting every marked panel takes a few minutes and is the cheapest value boost in the game. The paint shop guide covers the steps.
  • 6. Over-repairing cheap cars. Pushing a Tier 1 car from 90% to 100% takes extra time for a small gain. Use that time to start the next flip instead.
  • 7. Ignoring the notebook. Equip the notebook before you pull parts. It shows which parts are damaged, so you do not pull and fix healthy parts.

Spending mistakes

Mistakes with Cash and Robux
MistakeWhy it costs youDo this instead
8. Treating auctions as incomeA Cash auction in August showed about a 40% chance of the worst $10,000 outcome, and the game warns auctions are not meant to be profitable.Spend free keys from codes and quests first. If you open paid auctions, set a hard budget. See the auctions guide.
9. Buying the most expensive yard car too earlyAdvice is to buy the most expensive car you can afford, but that only works if you keep enough Cash for repairs and parts.Leave money for repairs. A cheaper car you can finish beats an expensive one you cannot.
10. Buying a pass you will not usePasses cost real money. Big Inventory and Portable Jack help builders, but not every player needs them.If you buy anything, VIP's +10% on sales helps most active flippers. See game passes.
11. Buying limited cars as an investmentThere is no trading system and no timer showing when limited cars leave.Buy a limited car only because you want to drive it. See limited cars.

Time and account mistakes

  • 12. Using macros or exploits. Money guides specifically warn that macros and exploits can get you banned. Grinding Carl's Jr. or driving with an auto-clicker is not worth losing the account.
  • Forgetting garage space. New cars go into your best garage with free space. When every garage is full you cannot store more cars, so sell or buy a garage before you go shopping. See the garages guide.
  • Ignoring tasks and quests. Daily tasks and weekly quests give rewards including Premium Auction Keys. They are free value.
  • Redeeming codes late. Codes expire, often within a week or two. Check the codes page when a new update lands. Codes are case-sensitive, and some need the exclamation mark (for example BIDS!).

A healthy first hour

  1. Complete the tutorial and sell your first car to Juan so the codes box unlocks.
  2. Redeem working codes.
  3. Buy the best starter junkyard car you can afford while keeping repair money.
  4. Repair at Nando's to about 85–90%, fix tires if needed, polish and paint.
  5. Sell to Juan, negotiating once or twice.
  6. Repeat and move up to better junkyards as your net worth grows. Save auctions for when you have spare Cash.

Following this loop is how most creators went from a starter car to six-figure balances in their first sessions. For a fuller walkthrough see the beginner guide and the money guide.

Frequently asked questions

Should I sell to Rick in Junk Mechanics?

Not for finished cars. Rick's quick sell is reported to pay well below value. Use Juan or, for Tier 4–5 cars, Mr. Lupin.

Is painting worth it in Junk Mechanics?

Yes. Money guides agree that unpainted, rusty cars sell for noticeably less, and painting is quick.

Are auctions worth it for beginners?

Not as a way to make money. The game warns auctions are not meant to be profitable. Use free keys and set a budget.

Can you get banned for macros in Junk Mechanics?

Guides warn that macros and exploits can lead to bans. Play normally.

What is the best way to make money as a beginner?

Flip junkyard cars: buy, repair to about 85–90%, paint, and sell to Juan, then move to better yards as you grow.

Sources and how this page was checked

Each mistake is backed by at least one of the sources listed at the bottom: money walkthroughs from August 4–6, 2026, first-session playthroughs, the auction warning video, the game-pass review and the October 2 critique video. Where creators disagree (for example on skipping Tire Zone) we say so.

Spotted something out of date? Send a correction. Read our source standards.

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