BMW 7-Series BMW 7-Series

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BMW 7-Series repairs by problem area

Engine (37%)

Transmission and Drivetrain (10%)

Brakes and Traction Control (10%)

Suspension and Steering (14%)

Electrical and Air Conditioning (21%)

Paint, Rust, Leaks, Rattles, and Trim (2%)

Other (6%)

Chart based on 126 repairs.

BMW 7-Series engine repair cost distribution

$2500+ (10%)

$1000 - $2499 (12%)

$500 - $999 (20%)

$100 - $499 (46%)

< $100 (12%)

Chart based on 41 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.

2011 BMW 7-Series 4dr Sedan, ext.

turbocharged 400hp 4.4L V8 6-speed shiftable automatic RWD

33100 mi Repeated and recurring misfire in cylinder #3. Took about three trips to correctly diagnose and repair. Injectors, spark plugs and crankcase ventilation valve replaced. 

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2010 BMW 7-Series 4dr Sedan

turbocharged 400hp 4.4L V8 6-speed shiftable automatic RWD

2000 mi Engine running rough dash says engine malfunction. Computer reset by dealer and problem gone...for now 

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2007 BMW 7-Series 4dr Sedan

360-horsepower 4.8L V8 6-speed shiftable automatic RWD

92522 mi

US $800
Alternator Bracket Gasket Leaking Oil (Replaced) Idler Pulley noisy requiring replacement Harsh downshifting when slowing caused by worn GEEBO (Not covered under BMW CPO factory or BMW comprehensive maintenance warranty coverage) Upper Timing Case Cover Leaking Oil Both Valve Cover Gaskets Leaking Oil Valve Cover O-Rings Leaking Oil Low Coolant and engine noise. Replaced water pump, coolant return pipe, gaskets, and coolant. 
93090 mi

US $300
Belt tensioner noisy and needed to be replaced. 

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2006 BMW 7-Series 4dr Sedan, ext.

360-horsepower 4.8L V8 6-speed shiftable automatic RWD

70700 mi Engine valve seals replaced. valve job, it was loosing oil through valve seals. alternator arm bracket seal was leaking oil. Replaced o ring. 
72000 mi

US $550
engine fan stopped working, replaced fan, sensor, thermostat and expansion tank. 
86000 mi

US $8500
Factory-installed faulty valve seals led to exhaust blow-by which clogged some block passageways with carbon, causing a block and/or head hot spot and a crack in the block between cylinders #7 and #8. BMW NA not responsive. 
113000 mi

US $800
Replace water pump and thermostat. 
126000 mi

US $400
two idler pulleys and Belt tensioner were replaced. 

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2006 BMW 7-Series 4dr Sedan

360-horsepower 4.8L V8 6-speed shiftable automatic RWD

80000 mi

US $500
Oil Separator Valve 
25000 mi Major failure of IDrive system. Parts not warehoused in USA. Had to ship from Europe! Vehicle in shop for one month. BMW agreed to pay $ for "inconvenience" and loss of use. 
105000 mi Oil seals on the valves were failing. Best repair quote I could get was over $6000. Smoking pretty regularly. 
113000 mi

US $5000
Seals leaking 
120000 mi

US $1400
Vacuum pump leak 
125000 mi

US $1200
Valve cover gasket 

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2004 BMW 7-Series 4dr Sedan, ext.

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

80000 mi

US $9000
secondary air and valve guide seals 

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2004 BMW 7-Series 4dr Sedan

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

91000 mi

US $350
Alternator rebuild 
62468 mi

US $1059
Replaced alternator and belt. 

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2002 BMW 7-Series 4dr Sedan

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

124000 mi

US $7500
Engine coolant leak, transmission leak 
172000 mi

US $2500
gaskets are leaking oil 
181000 mi

US $350
Check Engine Light, P0491, Secondary Air Emissions Pump, Bank 1 Flow too Low. Mechanic ran tests and tried a different pump. Going to further inspect hoses on next trip. 
77500 mi

C $300
Service engine light on for a couple of months. When first reported, dealer said it could be the gas cap. Took the car in and they told me that the head gaskets were leaking oil onto the coil and that the cylinder walls had major scuffing.  

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2001 BMW 7-Series 4dr Sedan, ext.

282-horsepower 4.4L V8 5-speed shiftable automatic RWD

107000 mi

US $1300
Valve cover gaskets needed to be changed New PCV? White Smoke, Erratic idle, Poor Engine Performance 

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2001 BMW 7-Series 4dr Sedan

282-horsepower 4.4L V8 5-speed shiftable automatic RWD

74800 mi

US $120
Replaced Cam Position Sensor Replaced elctronically controlled t-stat and topped off with Pentasin 
76000 mi

US $96
replaced expansion tank, added Pentosin 
77000 mi

US $180
Replaced post cat O2 sensors. 
178000 mi

US $1800
thermostat replacement 

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2001 BMW 7-Series 4dr Sedan

282-horsepower 4.4L V8 5-speed automatic RWD

107700 mi

US $336
crankshaft sensor 

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2000 BMW 7-Series 4dr Sedan

282-horsepower 4.4L V8 5-speed shiftable automatic RWD

125000 mi

US $75
Replaced thermostat assembly, including mechanical and electronic thermostats. 
127000 mi

US $680
Replaced valve cover gaskets, upper timing cover gaskets, coolant expansion tank, pcv, power steering reservoir outbound hose. Replaced valve cover gaskets, upper timing cover gaskets, coolant expansion tank, pcv. 
143000 mi

US $850
Replaced PCV and gasket, manifold gasket, spark plugs, crankcase ventilation pipe 
209000 mi

US $650
Timing chain guides failed, 16 hour DIY repair. 
126098 mi

US $235
Rear coolant hose ruptured and needed replacement 
128019 mi

US $985
Replaced alternator 

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1998 BMW 7-Series

Engine not specified

103000 mi

US $460
Power steering pulley failure 

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1998 BMW 7-Series 4-door

8-cylinder automatic 2WD

166000 mi one catalytic converter was shot valve cover gaskets leaking (never been done, so not surprising) 
107000 mi

US $225
new oxygen sensor 
139000 mi

US $450
Also replaced the expansion tank which apparently also leaked. Preventively replaced two accessory belts. 

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See TrueDelta's information for all Sedans
See TrueDelta's information for all BMW models.

BMW 7-Series Engine 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 BMW 7-Series problems occur, check out our car reliability stats.