2007 Mercedes-Benz CLS500
2007 Mercedes-Benz CLS500
Overview
The 2007 Mercedes-Benz CLS500, part of the C219 generation, is a luxury grand tourer known for its distinctive styling and potent performance. Powered by a robust 5.0-liter V8 engine, it offers a blend of comfort and power. While generally well-regarded for its build quality and driving experience, like any vehicle of its age, it can exhibit specific reliability concerns. This analysis focuses on common issues reported by owners and technicians, excluding routine maintenance and standard wear and tear, to provide a clear picture of potential long-term ownership considerations for this model.
Engine
5.0L V8 (M113)
Oil Cooler Seals
- Symptoms: Oil leaks detected around the oil cooler housing, potentially leading to low oil levels.
- Solution: Replacement of the oil cooler seals.
- Cost: $300 - $600
Intake Manifold Gasket Leaks
- Symptoms: Vacuum leaks, rough idle, check engine light illumination.
- Solution: Replacement of the intake manifold gaskets.
- Cost: $400 - $700
Transmission
5-Speed Automatic (722.6)
Transmission Control Module (TCM) Failure
- Symptoms: Erratic shifting, transmission warning lights, failure to engage gears.
- Solution: Replacement or repair of the TCM.
- Cost: $800 - $1500
Conductor Plate Issues
- Symptoms: Harsh shifting, delayed engagement, transmission fault codes.
- Solution: Replacement of the conductor plate.
- Cost: $500 - $900
Suspension
Standard & Air Suspension
Air Suspension Leaks (if equipped)
- Symptoms: Vehicle sagging, compressor running excessively, uneven ride height.
- Solution: Repair or replacement of air springs, lines, or compressor.
- Cost: $600 - $1500+
Control Arm Bushings
- Symptoms: Clunking noises over bumps, vague steering feel.
- Solution: Replacement of worn control arm bushings.
- Cost: $400 - $800
Electrical
General Electrical System
Window Regulator Failure
- Symptoms: Power windows not operating, window stuck in position.
- Solution: Replacement of the window regulator mechanism.
- Cost: $300 - $500
Headlight Ballast Failure
- Symptoms: Xenon headlights not illuminating or flickering.
- Solution: Replacement of the headlight ballast unit.
- Cost: $300 - $600
Exterior
Body Panels & Trim
No widespread issues reported.
- Symptoms: N/A
- Solution: N/A
- Cost: Varies
Interior
Cabin Electronics & Upholstery
Seat Heater Malfunction
- Symptoms: Heated seats not working.
- Solution: Repair or replacement of seat heating elements or switches.
- Cost: $200 - $500
Sunroof Motor/Mechanism Issues
- Symptoms: Sunroof not opening or closing properly.
- Solution: Repair or replacement of the sunroof motor or track mechanism.
- Cost: $400 - $800
Summary Verdict
The 2007 Mercedes-Benz CLS500 offers a compelling package of style and performance. While its core powertrain is generally robust, potential owners should be aware of common issues that can arise with age and mileage, particularly concerning the transmission’s conductor plate and TCM, as well as potential oil leaks from the engine’s oil cooler seals. Electrical components like window regulators and headlight ballasts can also require attention. If equipped with air suspension, leaks are a notable concern. Regular maintenance and prompt attention to reported symptoms are crucial for maintaining the CLS500’s luxury experience and ensuring its long-term reliability.