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Peugeot -508 Common Gearbox Problems

The Peugeot 508 has been a standout model for the French automaker, offering a blend of style, performance, and practicality. Whether you opt for the engaging 6-speed manual gearbox or the smooth 6-/8-speed EAT automatic transmission, the 508 delivers a driving experience that is both dynamic and refined. Its sleek design and well-crafted interior make it a joy to own, with plenty of space and comfort for both driver and passengers. The manual version offers a more hands-on driving experience, while the automatic versions provide effortless cruising, making the 508 a versatile choice for any journey.

Peugeot 508 6-/8-speed EAT Automatic Faults & Repairs: Common Problems

The Peugeot 508’s 6-/8-speed EAT automatic gearbox has been generally well-received for its smooth operation, but some owners have reported issues that can affect the driving experience. Below is a list of the most common problems associated with this automatic transmission:

  • Torque Converter Issues – Problems with the torque converter can lead to shuddering or slipping, often requiring a replacement to restore smooth operation.
  • Valve Body Malfunction – A faulty valve body can cause erratic shifting or harsh gear changes, typically resolved by cleaning or replacing the valve body.
  • Clutch Pack Wear – Excessive wear on clutch packs can result in slipping gears, necessitating a rebuild or replacement of the affected components.
  • Solenoid Failure – Malfunctioning solenoids can lead to delayed or missed shifts, often fixed by replacing the faulty solenoid.
  • Fluid Leaks – Leaks in the transmission system can cause low fluid levels, leading to overheating and requiring seal replacement.
  • Overheating – Overheating can damage internal components, often addressed by improving cooling or replacing damaged parts.
  • Software Glitches – Software issues can cause erratic shifting, typically resolved by updating the transmission control module software.
  • Gear Slippage – Slipping gears can result from worn components or low fluid levels, often requiring a fluid change or component replacement.
  • Noise and Vibration – Unusual noises or vibrations may indicate internal damage, often necessitating a thorough inspection and repair.
  • Delayed Engagement – Delayed gear engagement can be caused by low fluid levels or worn components, typically resolved by fluid top-up or part replacement.

Peugeot 508 6-speed Manual Faults & Repairs: Common Problems

The Peugeot 508, while praised for its design and performance, has had some reported issues with its 6-speed manual gearbox. Owners have shared various concerns that can affect the driving experience. Below is a list of the most common problems associated with this gearbox:

  • Gear Slippage – Occurs when the gearbox unexpectedly shifts out of gear, often due to worn synchronizers or low transmission fluid levels.
  • Difficulty Engaging Gears – Stiff or hard-to-engage gears can result from a worn clutch or misaligned linkage.
  • Grinding Noise – A grinding sound when shifting may indicate worn synchronizers or damaged gear teeth.
  • Clutch Drag – When the clutch fails to fully disengage, it can cause difficulty in shifting gears smoothly.
  • Transmission Fluid Leaks – Leaks can lead to low fluid levels, causing overheating and gear slippage.
  • Stuck in Gear – This issue can arise from a faulty shift linkage or internal transmission damage.
  • Vibration or Shuddering – Often caused by worn bearings or misaligned gears, leading to a rough driving experience.
  • Excessive Noise – Unusual noises may indicate worn bearings or insufficient lubrication within the gearbox.
  • Synchro Wear – Worn synchronizers can cause difficulty in shifting, especially when changing gears quickly.
  • Gearbox Overheating – Overheating can result from low fluid levels or excessive friction, leading to potential damage.

Common Peugeot -508 Gearbox Issues

If your vehicle is experiencing any of the below symptoms, it is highly recommended to have your vehicle diagnosed before it causes further damage internally or to other components within the gearbox system.

  • Unable to select gears / drive / reverse
  • Jerking in gears / dropping out of gears
  • Burning smell from gearbox/clutches
  • The gearbox warning light illuminated on the dashboard
  • Whining / crunching / humming noises
  • TCM / Mechatronic error codes

Peugeot -508 Gearbox Repair Benefits

We offer customers a range of benefits when it comes to repairing their gearboxes. With cost-effective repair services, our team of highly skilled technicians are well-versed in repairing various types of gearboxes, making them capable of handling repairs for all makes and models.

Low cost

Save up to 60% off main dealer prices with repairs, rebuilds, and reconditioning.

All makes & models

Automatic, CVT, DSG, S-Tronic, Powershift, ZF and many more automatic types repaired.

Skilled technicians

Our team is highly skilled and has experience with repairs on almost every type of automatic gearbox.

Warranty Provided

All types of repair come with a 12-month / 12,000-mile warranty.

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