5 Most Common Problems with John Deere 757 and Solutions

John Deere has been going places since it came up with the power pact lawnmowers. And John Deere 757 is surely one of the A-listed mowers. But some John Deere 757 problems have become a matter of concern for the new landscapers. 

Problems like engine backfire, failed blade clutch, lean running condition, etc., are very common amongst JD mower collections. The good thing is these trivial issues are a piece of cake once you know how to tackle them.

And this article is the ultimate guide for beginners wanting to learn the remedies to these problems. My team and I have gone through several customer reviews and brainstormed for hours before suggesting anything.

Key Points:

  • Sometimes the necessity of using premium-grade Gasoline is more vital than it appears.
  • Regular repairing sessions and maintenance are the secrets to everlasting mower condition. 
  • A clogged carburetor is the “Silent Killer” of the mower’s health.

John Deere 757 Problems and Resolving Them

Dealing with the inconveniences of the JD 757 mower is not a bridge too far if you know the proper way. And here, I’ve marked down the common issues and gathered all the vital information about the problems down below- 

1. Engine Backfiring Frequently

I don’t think my customers have come with any other problem more frequently than this one. And using regular octane gasoline is the main reason your mower engine is backfiring now and then. 

There is a phenomenon that is commonly referred to as “Detonation.” According to the research, the formula of Gasoline has changed drastically in these years. The manufacturers are adding fewer additives to the Gasoline.

As a result, the engine generates more heat than usual. The engine formulates more heat than the cylinder can handle generally. Thus, Gasoline tends to make the engine explode more easily than in earlier times.  

That’s why using an A-grade Gasoline for JD 757 has no other alternative. Paying a bit more for the Gasoline is worth your health and safety. The better the fuel, the slower the fuel burns. 

A premium-grade fuel generates less heat and burns slower than ordinary ones. Using cheaper Gasoline will cause similar problems. Make sure you’re using good-grade energy as they have more additives. 

2. Failed Blade Clutch

If your engine generates excessive heat, it’ll also affect the other components. And failed blade clutch is one of the after-effects of an overheated engine. The engine heat influences the crankshaft, and it heats up.

Thus, the blade clutch fails. Stretched broken hoses and wires can also cause Blade clutch failure. Make sure that there isn’t any leakage inside the cylinders. It can also be the culprit behind failed blade clutch. Seeing a professional is necessary then.  

3. Lean Running Condition

If your mower’s lean running condition occurs now and then, your JD 757 mower engine will become hotter. A mower’s lean running condition appears when the mower becomes older than a year or two.

The dirt and debris inside your lawnmower’s engine are the sole culprits behind lean running conditions. The exact situation can also appear if the residual fuel has been inside the unit for the whole winter. 

To get rid of this condition, you need to wipe off the unwanted dirt, gum, or varnish from the engine and other parts. Cleaning your lawnmower once a month will also safeguard the machine from adversities. 

4. Unusual Fuel Delivery

If your lawnmower is serving unusual fuel delivery, the carburetor is clogged. As your carburetor emits more fuel than usual, you need to troubleshoot the problem. 

Mowers that have leakage in the fuel lines and hoses tend to render abnormal fuel delivery. A clogged carburetor can also produce blockage and obstruct the normal fuel function. 

If your fuel tank is corroded, it’ll develop damages inside. Consequently, it must be leaking fuel from unexpected places.  

5. Faulty Pulley and Belt

If you’re using your John Deere 757 for a long time, you’ll notice the pulleys start having a little bit of flop gradually. And if you take it off, you’ll get to see the internal part becoming very greasy. It means the pulley needs a replacement.

John Deere also offers you a suitable replacement for old V-shaped belts. If you want to stick with the brand, you can replace the old one with a pair of new John Deere belts. And for purchasers who are looking for a solution within budget, Kevlar V-design belts are a great alternative. 

Kevlar guarantees a non-slip technology and offers a higher tension. The cut strength of the Kevlar belts is no less than John Deer ones.  

How Does John Deere 757 Mower Work?

John Deere 757 mower is slightly more powerful than the previous models of the John Deere brand. It features a 25 HP Kawasaki engine, making it no less than a beast. 

This gasoline-powered engine can run your lawnmower no less than a powerhouse in cooperation with A-grade fuel. Its exquisite manufacture prevents the engine from overheating constantly. 

The mower key starts with the 12V battery that it has. Its detailed manufacture has ensured that the air intake passes through the canister air filter with a foam pre-cleaner. This process ensures that no outer pollution reaches inside the mower body.  

The mower deck of JD 757 has a cutting width of 60″. The deck of this mower has been fabricated from a single piece of 7 gauge steel. If you compare JD 757 with welded or bolted decks, this piece has fewer chances of failure. 

The fuel tank of any mower plays a role in its performance. The fuel tank can hold up to 36 liters of fuel at once. It means you don’t need to worry about refilling the mower multiple times.  


What kind of engine does John Deere 757 have?

John Deere 757 is a lawnmower with a 25 HP Kawasaki engine.

How wide is the mower deck of John Deere 757?

The mower deck of John Deere 757 has a cutting width of 60-inches. The mower deck is manufactured from a single steel piece of 7 gauge.

How much Gasoline can a John Deere 757 hold?

John Deere 757 can hold up to 36 liters of Gasoline, equivalent to 6.5 US gallons.

What is the alternative to a Carburetor cleaner for cleaning mower parts?

According to the experts, a brake cleaner is the best alternative for a Carburetor cleaner if you want to clean your mower parts.

Final Words

John Deere 757 problems will no longer make you concerned if you know the right way to handle them. And this article is your savior for that. There’s no other piece of content as informative as this on the internet about John Deere 757.  This article includes the suggestions based on professional’s opinion. I’m sure it’ll aid you, if you’ve just purchased a John Deere 757 or thinking of buying one.

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