2008 Mercedes Benz S600 Problems & Reliability

Hey there, fellow car enthusiasts! If you’re anything like me, you’ve probably spent countless hours daydreaming about cruising down the highway in a luxury sedan that combines power, elegance, and comfort. One such dream machine is the 2008 Mercedes Benz S600, a car that has long been admired for its opulent features and impressive performance. But, as with any vehicle, it’s important to look under the hood—both literally and figuratively—to understand what you’re really getting into. In this post, we’re diving into the nitty-gritty of the 2008 S600, exploring some of the common problems owners have faced and assessing its overall reliability. Now, don’t get me wrong—the S600 is a beast of a car, boasting a V12 engine that delivers a smooth yet exhilarating ride. However, even the most luxurious rides can have their quirks. From electrical gremlins to suspension issues, the 2008 S600 has its fair share of challenges that potential buyers should be aware of. But fear not! We’ll also discuss how these issues stack up against the car’s undeniable strengths, helping you decide if this classic Benz is worth the investment. So buckle up, and let’s take a closer look at what makes the 2008 Mercedes Benz S600 both a dream and, occasionally, a bit of a headache.
Body Components

Parts Assessed:

Windows, power locks, manual locks, doors, trunk, tailgate, mirrors, power and manual seat controls, seat belts, sunroof, convertible top, glass defects.

Reported Problems:

  • Vanity Mirror Door May Break

Analysis:

The 2008 Mercedes Benz S600 is a luxurious ride, but it seems like the vanity mirror door might be a bit of a weak spot. Some owners have reported that it can break, which is a bit of a bummer for such a high-end vehicle. Overall, while the car is generally reliable, it’s worth keeping an eye on those small details that could need a little extra care.

Parts Assessed

Brake pads, brake rotors, brake calipers, anti-lock braking system (ABS), brake lines, brake master cylinder, brake booster, parking brake, brake sensors, regenerative braking system (if applicable).

Reported Problems:

  • Active Body Control System Can Leak Hydraulic Fluid

Analysis:

The 2008 Mercedes Benz S600 is a luxurious ride, but it does have its quirks, especially with the Active Body Control System. One common issue is that it can leak hydraulic fluid, which might lead to some costly repairs if not addressed promptly. While the car offers a smooth and powerful driving experience, keeping an eye on this system is crucial for maintaining its overall reliability.

Parts Assessed

Air conditioning compressor, AC condenser, AC evaporator, heater core, blower motor, automatic climate control system, refrigerant leaks, HVAC electrical components, temperature sensors, ventilation system.

Reported Problems:

  • Rough Running Motor/Lack of Power Due to Coil Pack/Ignition Module Failure

Analysis:

The 2008 Mercedes Benz S600 is a beast on the road, but it does have its quirks, like the rough running motor or lack of power due to coil pack or ignition module failure. This issue can be a bit of a headache, affecting the cars overall reliability. If youre cruising in one of these, its something to keep an eye on to ensure smooth performance.

Parts Assessed

CV joints, driveshaft, axles, differential, limited-slip differential (if applicable), traction control system, electronic stability control (ESC), four-wheel-drive (4WD) components, all-wheel-drive (AWD) components, transfer case, driveline vibration.

Reported Problems:

  • Replace Brake Rotors When Pads are Worn and Squeaking

Analysis:

The 2008 Mercedes Benz S600 is generally a reliable luxury vehicle, but like any car, it has its quirks. One common issue is the need to replace brake rotors when the pads are worn and start squeaking, which is a typical maintenance task for this model. Staying on top of this can help maintain the car’s overall performance and ensure a smooth driving experience.

Parts Assessed

Infotainment system, GPS navigation, Bluetooth connectivity, touchscreen display, phone pairing, backup camera, rear entertainment system, head-up display, instrument cluster, digital gauges.

Reported Problems:

  • Cracked Driveshaft Flex Discs May Cause Driveshaft Movement/Vibration

Analysis:

The 2008 Mercedes Benz S600 is a luxurious ride, but it’s not without its quirks. One issue to keep an eye on is the cracked driveshaft flex discs, which can lead to some annoying driveshaft movement or vibration. While this problem can be a hassle, addressing it promptly can help maintain the overall reliability of your S600.

Parts Assessed

Radiator, radiator hoses, cooling fan, water pump, thermostat, antifreeze leaks, engine coolant reservoir, overheating prevention system, intercooler (if applicable).

Reported Problems:

  • Wire Connector on Transmission May Leak Fluid and Damage Control Module

Analysis:

The 2008 Mercedes Benz S600 has a known issue with the wire connector on the transmission, which can leak fluid and potentially damage the control module. This problem can lead to costly repairs and affect the overall reliability of the vehicle. If you’re considering this model, it’s something to keep in mind and possibly discuss with a mechanic.

Parts Assessed

Alternator, battery, ignition switch, ignition coil, spark plugs, ignition wires, engine control module (ECM), electronic ignition system, auto stop/start function, battery cables, engine wiring harness, fuse box, relays, starter motor.

Reported Problems:

N/A

Analysis:

No major problem has been reported

Parts Assessed

Engine rebuilds, cylinder head, head gasket, timing chain, timing belt, camshaft, crankshaft, connecting rods, turbocharger or supercharger (if applicable), valve train, piston rings, oil control system, engine knocking, engine misfires.

Reported Problems:

  • Leaks Develop at Differential Seals/Cover on High Mileage/Older Vehicles

Analysis:

The 2008 Mercedes Benz S600 is generally a solid performer, but like many older, high-mileage vehicles, it can develop leaks at the differential seals or cover. This issue is pretty common as the car ages and accumulates more miles, so it’s something to keep an eye on if you’re considering buying or currently own one. Regular maintenance and inspections can help catch these leaks early and keep your ride smooth.

Parts Assessed

Muffler, catalytic converter, exhaust manifold, heat shields, exhaust pipes, oxygen (O₂) sensors, resonator, exhaust leaks, emissions control system.

Reported Problems:

  • Flush Brake Fluid Every Two Years

Analysis:

The 2008 Mercedes Benz S600 is generally a reliable vehicle, but like any car, it has its quirks. One important maintenance tip is to flush the brake fluid every two years to ensure optimal braking performance and avoid potential issues. Keeping up with this routine maintenance can help maintain the car’s overall reliability and keep it running smoothly.

Parts Assessed

Fuel pump, fuel injectors, fuel rail, fuel pressure regulator, throttle body, fuel gauge sensor, evaporative emissions system, EGR (exhaust gas recirculation) valve, charcoal canister, fuel filter, fuel tank, vapor leaks.

Reported Problems:

  • CD Changers and Command/Voice Control/PSE/Tele Aid Units May Fail

Analysis:

The 2008 Mercedes Benz S600 has some issues with its CD changers and Command/Voice Control/PSE/Tele Aid units, which can occasionally fail. While these problems can be annoying, they don’t necessarily affect the overall driving experience or performance of the car. However, it’s something to keep in mind if you’re considering this model, as repairs might be needed to keep these features functioning smoothly.

Flagship-One-Engine-Computer-In-Stock
Onboard & Powertrain Electronics

Parts Assessed

Cruise control, keyless entry system, push-button start, wiper motor, warning lights, power mirrors, interior lighting, exterior lighting, dashboard indicators, electronic parking brake, tire pressure monitoring system (TPMS), alarm and security system, remote engine start, heated and ventilated seats, heated steering wheel, wireless charging pad.

Reported Problems:

  • Evaporator Temperature Sensor Failure

Analysis:

The 2008 Mercedes Benz S600 seems to have some issues with the evaporator temperature sensor, which can lead to problems with the climate control system. While this isn’t a widespread problem, it’s something to keep an eye on if you’re considering this model. Overall, the S600 is a solid car, but like any vehicle, it has its quirks.

Parts Assessed

Dashboard rattles, squeaks, wind noise, door seals, weather stripping, water leaks, air leaks, excessive road noise, suspension noise, drivetrain noise, exhaust rattles, engine bay noises.

Reported Problems:

  • Airmatic Pump Motors May Fail Due to Sticking Relays

Analysis:

The 2008 Mercedes Benz S600 has some reliability issues, particularly with the Airmatic pump motors, which can fail due to sticking relays. This problem can lead to suspension issues, affecting the overall driving experience. While it’s a luxurious ride, potential buyers should be aware of this common issue and consider regular maintenance to keep things running smoothly.

Parts Assessed

Paint durability, clear coat protection, rust prevention, corrosion resistance, body panel alignment, door seals, window trim, plastic trim, metal finishes, fading, cracking, peeling.

Reported Problems:

  • Spilling sticky liquids around cup holder may cause lid to stick/break

Analysis:

No major problem has been reported

Parts Assessed

Struts, shocks, control arms, sway bars, ball joints, tie rods, wheel bearings, power steering pump, power steering fluid leaks, electronic power steering (EPS), steering rack and pinion, steering linkage, alignment issues, torsion bars, springs, air suspension (if applicable).

Reported Problems:

  • Center Console Armrest May Break

Analysis:

The 2008 Mercedes Benz S600 is a luxury vehicle known for its performance and comfort, but it does have a few quirks. One issue that some owners have reported is that the center console armrest may break, which can be a bit annoying given the car’s premium status. While this isn’t a deal-breaker, it’s something to keep in mind if you’re considering this model.

Parts Assessed

Transmission rebuild, transmission replacement, torque converter, transmission solenoids, gear selector, gear shifting, transmission control module (TCM), transmission fluid leaks, clutch (manual transmission), automatic transmission valve body, CVT (continuously variable transmission) components, dual-clutch transmission (DCT) components.

Reported Problems:

  • Front thrust arm and control arm bushing can crack or tear

Analysis:

The 2008 Mercedes Benz S600 is a solid ride, but one thing to keep an eye on is the front thrust arm and control arm bushings, which can crack or tear over time. This issue might not be a deal-breaker, but it’s something to consider if you’re thinking about long-term reliability. Regular maintenance and inspections can help catch these problems early and keep your S600 running smoothly.

Conclusion

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Flagship One

The world's top supplier of programmed OEM (Original Equipment Manufacturer) Powertrain Control Modules (PCM), Engine Control Modules (ECM), Injection Control Modules (IDM), Body Control Modules (BCM), Transmission Control Modules (TCM), Engine Control Units and all other car control units. With over a decade in the business, we are the most reliable source when it comes to programming services for replacement engine control modules.

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