2005 BMW 5-Series BMW 5-Series 2005

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2005 BMW 5-Series repairs by problem area

Engine (43%)

Transmission and Drivetrain (12%)

Brakes and Traction Control (3%)

Suspension and Steering (14%)

Electrical and Air Conditioning (23%)

Paint, Rust, Leaks, Rattles, and Trim (4%)

Other (1%)

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Chart based on 136 repairs.
See TSBs and recalls for the 2005 BMW 5-Series.

2005 BMW 5-Series electrical repair cost distribution

$2500+ (10%)

$1000 - $2499 (24%)

$500 - $999 (0%)

$100 - $499 (28%)

< $100 (38%)

Worried about potential repair costs? An extended warranty can provide peace of mind.

Chart based on 29 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.

2005 BMW 5-Series 4dr Sedan

325-horsepower 4.4L V8 6-speed shiftable automatic RWD

93000 mi

US $7000
car communication computer failed, had sporadic outages earlier 
100000 mi

US $20
Replaced windshield washer motor 
135000 mi

US $2500
replaced alternator no heat, burr!! 
130000 mi

US $3000
Battery, Alternator,  
70000 mi

US $50
replaced air bag seat mat. 

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2005 BMW 5-Series 4dr Sedan

325-horsepower 4.4L V8 6-speed manual RWD

55000 mi

US $450
Replace vehicle battery 
78000 mi

US $1500
Replace alternator & battery 
78000 mi

US $100
Replace windshield washer pump. 
173400 mi

US $400
Bad alternator replaced myself cost reflects no labor 
200000 mi

US $200
Radio no good 

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2005 BMW 5-Series 4dr Sedan

325-horsepower 4.4L V8 6-speed automated manual RWD

60000 mi Needing repairs when sold: AC compressor,  
41000 mi

US $170
faulty seat weight sensor to be replaced under warranty 
53000 mi

US $1000
Unable to establish or reset computer driven checkup notices. Comm problem. Not solved. 
46000 mi

US $1300
Defective right rear passenger window motor. 
68000 mi

US $1700
worn wiring harness 
71000 mi

US $1200
Front left angle light failure. Positive battery cable needed to be replaced 

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2005 BMW 5-Series 4dr Sedan

225-horsepower 3.0L I6 6-speed shiftable automatic RWD

34000 mi Battery kept dying and car wouldn't start. they replaced the radio (which is the master computer for the iDrive) and the iPod module. The invoice doesn't show the costs, but I looked up the partnumbers to find MSRP on them and it was about $3000. Same problem, battery kept dying. Replaced battery. MK: battery replacements normally aren't reportable, but this one was probably killed by the audio system. 
76000 mi Washer pump would stop working after engine heated up, washer pump replaced. 
165000 mi passenger restraint system light came on. cleared light with obd ii tool. 
119000 mi

US $1
Battery safety terminal (BST) failed and lit the airbag light. I bypassed the BST and replaced it with a resistor. The BST is too sensitive to failure due to potholes. 
124000 mi

US $160
Starter failed completely after parking the car in the garage. Wouldn't crank. Replaced starter and starter bolts. Had to remove intake manifold to replace starter. 
112000 mi

US $65
Replaced ACU controller. ACU automatically controls cabin air recirculation when hydrocarbons are detected outside, along with bad odors, switching system to recirculate for a period of time. 
117817 mi

US $50
R&R AHL Control Unit. BMW part 6934837. Used part from eBay. Adaptive headlight control unit for adaptive bi-Xenon headlights. 
90000 mi

US $150
Faulty. Reset required 
95500 mi

US $200
Car would crank but not start on cold days. IE less than 20F. Replaced battery no problem on 8F morning. 

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2005 BMW 5-Series 4dr Sedan

225-horsepower 3.0L I6 6-speed manual RWD

125000 mi Passenger seat airbag mat was replaced under recall/extended warranty. 

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2005 BMW 5-Series 4dr Sedan

225-horsepower 3.0L I6 6-speed automated manual RWD

75795 mi

C $1500
Left rear taillight bulb carrier and connector burned out, Replace bulb carrier + connector/harness Left rear taillight bulb carrier and connector burned out, Replace bulb carrier + connector/harness 

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2005 BMW 5-Series 4-door

turbocharged 6-cylinder diesel automatic 2WD

110360 mi

$1500
Central interface not working. Turned out to be the MPM/micro power module control unit /water damage 

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See TrueDelta's information for all BMW models.

2005 BMW 5-Series Electrical Problems

See our lemon odds and nada odds page to see vehicles with no repairs or vehicles with more than three repairs. To see how frequently 2005 BMW 5-Series problems occur, check out our car reliability stats.