What are the most common BMW M5 problems?
According to Au7o's research across NHTSA recalls, manufacturer TSBs, and owner forum reports, the 2000 BMW M5 has 11 documented issues. The most frequently reported are: Radiator End Tank and Expansion Tank Cracking Causing Sudden Coolant Loss and Overheating, Timing Chain Guide Wear and Chain Tensioner Noise on the S62 V8, Getrag 420G 6-Speed Synchro Wear and 2nd/3rd Gear Grinding. Of these, 4 are rated critical and should be addressed promptly.
Is the BMW M5 reliable?
The 2000 BMW M5 has 11 known issues compiled from NHTSA recalls, manufacturer TSBs, and owner forum reports. 4 issues are rated critical: Radiator End Tank and Expansion Tank Cracking Causing Sudden Coolant Loss and Overheating and Timing Chain Guide Wear and Chain Tensioner Noise on the S62 V8 and Getrag 420G 6-Speed Synchro Wear and 2nd/3rd Gear Grinding and E39 M5 VANOS Solenoid/Seal Failure Causing Rattle, Power Loss, and Check Engine Lights. Prospective buyers should inspect for these issues and factor potential repair costs into their purchase decision. Regular maintenance following the manufacturer's schedule helps prevent many common problems.
How much does it cost to fix common BMW M5 problems?
Repair costs for known BMW M5 issues range from $100 to $4,500, depending on the specific problem and whether you choose DIY or professional repair. The most critical issue, Radiator End Tank and Expansion Tank Cracking Causing Sudden Coolant Loss and Overheating, typically costs $400-$1,400 to repair. Au7o provides step-by-step DIY maintenance guides that can help reduce repair costs.
What is the 2000-2003 BMW M5 Radiator End Tank and Expansion Tank Cracking Causing Sudden Coolant Loss and Overheating?
The E39 M5 shares the E39 platform's well-documented cooling-system weak points, especially age-related cracking of the plastic radiator end tanks and coolant expansion tank. Owners report sudden coolant loss, low-coolant warnings, steam, and rapid overheating, often with little… Repairs typically run $400-$1,400. Severity: high.
What is the 2000-2003 BMW M5 Timing Chain Guide Wear and Chain Tensioner Noise on the S62 V8?
Aging E39 M5 engines can suffer from brittle timing chain guides and weakening chain tension components, especially at higher mileage. Owners report startup chain slap, persistent front-engine rattling, and concern over guide fragmentation contaminating the oil system. While not… Repairs typically run $1,800-$4,500. Severity: high.
What is the 2000-2003 BMW M5 Getrag 420G 6-Speed Synchro Wear and 2nd/3rd Gear Grinding?
The E39 M5's Getrag 420G manual transmission is known for synchro wear, especially affecting 2nd and 3rd gear as mileage rises or after hard use. Owners commonly report notchiness when cold, grinding on fast shifts, and increasing difficulty engaging gears cleanly. This is a long… Repairs typically run $700-$4,000. Severity: high.
What is the 2000-2003 BMW M5 E39 M5 VANOS Solenoid/Seal Failure Causing Rattle, Power Loss, and Check Engine Lights?
The E39 M5's S62 V8 commonly develops VANOS-related problems as mileage and age increase, especially from worn piston seals, leaking solenoid pack seals, and failing solenoids. Owners report cold-start rattle, reduced low-end torque, intermittent limp behavior, and check engine l… Repairs typically run $900-$3,000. Severity: high.
What is the 2000-2003 BMW M5 ABS/DSC Module Failure Triggering ABS, Brake, and Traction Control Warning Lights?
The E39 platform commonly suffers from Bosch ABS/DSC control module failure due to internal solder and electronic faults, and the M5 is no exception. Owners report the ABS, DSC, and brake warning lights illuminating together, sometimes with loss of speedometer or cruise control f… Repairs typically run $250-$1,200. Severity: medium.
What is the 2000-2003 BMW M5 Door Vapor Barrier and Sunroof Drain Leaks Causing Wet Carpets and Electrical Problems?
E39 M5 owners commonly report water intrusion into the cabin from failed door vapor barrier adhesive and clogged or disconnected sunroof drains. Water often collects in the front or rear footwells, leading to fogged windows, mildew smell, damaged carpet padding, and in some cases… Repairs typically run $100-$800. Severity: medium.
What is the 2000-2003 BMW M5 Front Thrust Arm Bushing Failure Causing 50-60 MPH Brake Shimmy and Steering Vibration?
A very common E39 chassis complaint is worn front thrust arm bushings, which on the M5 often show up as steering wheel shake under braking and front-end shimmy around highway speeds. Owners frequently mistake the symptom for warped brake rotors, but the root cause is usually play… Repairs typically run $450-$1,200. Severity: medium.
What is the 2000-2003 BMW M5 Rear Ball Joint and Integral Link Wear Causing Clunks, Tire Wear, and Unstable Handling?
The E39 chassis is well known for rear suspension wear, and M5 owners frequently report failed rear ball joints, integral links, and related bushings. As these components loosen, the car can develop rear-end clunks, vague tracking, uneven tire wear, and instability over bumps or… Repairs typically run $500-$1,500. Severity: medium.
What is the 2000-2003 BMW M5 MAF Sensor Degradation Causing Lean Codes, Hesitation, and Reduced Power?
The S62 uses dual mass-airflow sensors, and aging or contaminated MAFs are a recurring E39 M5 issue. Owners commonly report rough idle, hesitation, poor throttle response, reduced power, and check-engine lights with mixture adaptation faults. BMW service literature and independen… Repairs typically run $300-$900. Severity: medium.
What is the 2000-2003 BMW M5 Clutch Slave Cylinder and Hydraulic Line Failure Causing Soft Pedal and Shift Engagement Problems?
Beyond synchro wear, E39 M5 owners frequently report clutch hydraulic issues, especially leaking or failing slave cylinders and aging rubber hydraulic hoses. The result is a soft or inconsistent clutch pedal, difficulty selecting gears, and occasional inability to disengage the c… Repairs typically run $250-$900. Severity: medium.
What is the 2000-2003 BMW M5 Instrument Cluster Pixel Failure and MID Display Dropout?
E39 M5 owners frequently report dead or missing pixels in the instrument cluster and center display, especially as the car ages and interior heat cycles damage ribbon connections. The problem makes warning messages, odometer information, and radio/climate text difficult to read. Repairs typically run $150-$600. Severity: low.
