BMW 1-Series BMW 1-Series

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BMW 1-Series repairs by problem area

Engine (35%)

Transmission and Drivetrain (2%)

Brakes and Traction Control (4%)

Suspension and Steering (3%)

Electrical and Air Conditioning (29%)

Paint, Rust, Leaks, Rattles, and Trim (16%)

Other (10%)

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Chart based on 845 repairs.
See TSBs and recalls for the BMW 1-Series.

BMW 1-Series electrical repair cost distribution

$2500+ (1%)

$1000 - $2499 (9%)

$500 - $999 (6%)

$100 - $499 (17%)

< $100 (67%)

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Chart based on 153 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.

2020 BMW 1-Series 4-door

turbocharged 3-cylinder automatic 2WD

6200 mi I drive and system Software Upgrade 

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2013 BMW 1-Series 2dr Coupe

turbocharged 320hp 3.0L I6 7-speed automated manual RWD

15200 mi Navigation system not calculating long routes properly - routing 100's of miles out of the way. 
32000 mi

US $50
window regulator 
19900 mi the sport button light stopped working; dealer replaced under warranty. 

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2013 BMW 1-Series 2dr Coupe

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

32000 mi Air compressor went out and had to be replaced. I am still under warranty. However, the shop said it would have cost $2800 if it had not been under warranty. 

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2013 BMW 1-Series 2dr Coupe

230-horsepower 3.0L I6 6-speed manual RWD

32000 mi Airbags replaced due to recall 
32000 mi Drivers window, in 1 out of every 15 or so times closing it, would go up halfway and then auto reverses and go down again. Fm radio should switch from hd to regular when signal is weak. Instead, hd signal cuts out for several seconds, returns, cuts out, etc. Becuase dealer is in city they could not replicate weak signal. Same prob reported by other yokels. 

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2013 BMW 1-Series 2dr Convertible

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

23200 mi Electric door lock module for drivers door was replaced due to intermittent failure 
27000 mi Air bag recall replacement 
16000 mi Update and retrofit of the cellular systems 

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2012 BMW 1-Series 2dr Coupe

turbocharged 300hp 3.0L I6 7-speed automated manual RWD

20000 mi Headlights 
60000 mi

US $50
Draw on the starter system caused car to not start. Dealer misdiagnosed as battery, car wouldn't start after battery was replaced. Covered under CPO. Dealer took slightly over 3 days to remedy. First and last service with Weatherford BMW. 

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2012 BMW 1-Series 2dr Coupe

turbocharged 300hp 3.0L I6 6-speed manual RWD

1700 mi combox was replaced 
16000 mi Replace idrive computer display 
3000 mi Tail light had an electrical problem, needed to be replaced. 
31000 mi Passenger seat switches broken; would not return to center position so seat would keep moving. Had to order part. Tire Pressure Monitoring System (TPMS) "Inactive" warning light comes on intermittently while driving. Dealer confirmed fault code 6059, cleared the code, checked tire pressures, and reset the system. 
35000 mi TPMS "Inactive" warning comes on intermittently while driving. Dealer confirmed fault code 6059 and found both rear TPM sensors are not reading. Replaced both rear TPM sensors. Passenger seat switches broken; dealer replaced seat controls. 

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2012 BMW 1-Series 2dr Coupe

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

10000 mi reset auto detect wipers. Also did first oil change and annual inspection. No other issues in first 10K miles. 
27000 mi Brake wear indicator on dash showed service about due. Brakes were fine so computer reset. Oil change completed as well. 

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2012 BMW 1-Series 2dr Coupe

230-horsepower 3.0L I6 6-speed manual RWD

36000 mi Radio channel selector knob had broken. Entire radio was replaced. Battery was reading low occasionally. Dealer verified that the battery was too old (at almost 4 years) and replaced it. 
35000 mi

US $1500
The controller to pop the trunk went bad and was replaced. 
11000 mi driver side window operated erratically. motor replaced. rear speakers had periods of intense static. replaced radio. 

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2011 BMW 1-Series 2dr Coupe

turbocharged 335hp 3.0L I6 6-speed manual RWD

1000 mi The air conditioning didn't work because an O-ring was chipped allowing the Freon-equivalent to escape. 

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2011 BMW 1-Series 2dr Coupe

turbocharged 300hp 3.0L I6 7-speed automated manual RWD

5580 mi Satellite radio became inoperative, Car spent 2 days in shop for repair. Appears to have been a software issue, reprogrammed. Loaner car provided 
10540 mi Battery replaced and upgraded to 90AH. Bulletin641 81 11 0061380300. Software recoded Mirror and Nozzle heater full coding performed no apparent issue prior to visit 
24300 mi A/C was not cooling nor was drivers seat heater functioning to satisfaction of owner. 
3000 mi CHMSL replaced 
54000 mi Battery would not hold a charge despite being on a battery tender for a while. Was fine before it went into the dealership for the first set of repairs. Replaced with a new battery. FRM module needs to be replaced. Code thrown for passenger side window short. The window would forget the height it needs to be at and thus wouldn't drop a little bit when the door was opened. 
64000 mi Blower motor making a loud noise. Replaced. 
68000 mi

US $1100
Alternator replaced since it stopped working 

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2011 BMW 1-Series 2dr Coupe

turbocharged 300hp 3.0L I6 6-speed manual RWD

14000 mi Repaired radio. 
33000 mi 3rd brake light broken again. This time, dealer said there was a TSB for this and replaced the light again 
51000 mi Car died after coming home from routine air filter and brake fluid change. Died mid start, couldn't close door or turn on hazard lights because there was no battery at all after attempting start 
11000 mi Went in for the stereo amp going out and displaying "hi temp". This is while heater is on full blast when it is very cold out, after about 20 minutes of driving, that's when it happens. Dealer couldnt duplicate even though I had a picture. 
15000 mi Still having issue with head unit reporting "hi temp" and shutting off. Driver side heated seat randomly comes on, dealer could not replicate. 

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2011 BMW 1-Series 2dr Coupe

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

8571 mi A/C Intermittently failing. Fix was replacing A/C Expansion Valve. 
15300 mi With proximity key, doors should automatically relock if you walk away from the car, but don't. It would have taken the better half of the day to fix and I didn't have the time. 
20000 mi

US $1548
Automatic doors did not automatically relock if not opened and told to open. Car computer systems given a manual reset by the technician. System now works. 
25000 mi Water splashed on my right foot while on the gas pedal during a right turn. 
15000 mi Cell shorted on battery 
32000 mi Had schrader valves leaking. Valves were replaced and system recharged. 
35300 mi

US $97
Evaporator had to be replaced 
43000 mi

US $185
My key FOB went bad and would not let me unlock the car. Took 2 trips (1 to get new key and 1 to reprogram the car) 
34200 mi

US $50
A/c evaporator replaced, would have been 2500 but for cpo coverage. 
29000 mi "Passenger airbag off" warning light appeared while passenger was seated. The airbag software was reprogrammed. 

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2011 BMW 1-Series 2dr Coupe

230-horsepower 3.0L I6 6-speed manual RWD

6800 mi Door speaker failed 
18500 mi

US $1200
Battery and Intelligent Battery Sensor (IBS) needed to be replaced. IBS was replaced 3 years ago under warranty. Per dealer due to car being driven infrequently, this puts stress on battery and IBS. Recommended use of battery charger. 
1000 mi Interference in all audio modes (Radio/Satt/CD) Took a while to reprogram. 

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2011 BMW 1-Series 2dr Convertible

turbocharged 300hp 3.0L I6 7-speed automated manual RWD

2000 mi Sirius Radio function was lost from the OEM radio. After repeated attempts to reprogram radio/audio software failed BMW agreed to replace entire radio. Two days out of service. 

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2011 BMW 1-Series 2dr Convertible

turbocharged 300hp 3.0L I6 6-speed manual RWD

5000 mi Dead battery, likely from infrequent usage. 
10000 mi defroster 
134000 mi

US $120
Diagnosing aux headlight bulb out indicator. All bulbs appear to work but the computer claims a bulb is out. Replacing bulbs doesn't help. I gave up after shop spent an hour looking for the source without success. 

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2011 BMW 1-Series 2dr Convertible

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

42000 mi The audio was making a feedback/ringing sound with the radio on or off and with the ignition key on or off. They said it was the radio and replaced it for a mere $1350! 
74000 mi

US $200
Replaced completely dead starter. 
80000 mi

US $123
A/C would work intermittently, replaced Final Stage Resistor works perfect. 
80000 mi A/C component replaced, car caught fire a few days later. 
35200 mi Rear defroster broken, resulted in complete replacement of canvas soft top Button for passenger lumbar broke. 

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2011 BMW 1-Series 2dr Convertible

230-horsepower 3.0L I6 6-speed manual RWD

25000 mi

US $1000
Windshield washer fluid pump failed 
48300 mi Rear defrost not functioning. 
53000 mi Defective driver head light. 

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2010 BMW 1-Series 4dr Hatch

turbocharged 141hp 2.0L I4 Diesel 6-speed manual RWD

37000 mi internal lighting, battery 

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2010 BMW 1-Series 2dr Coupe

turbocharged 300hp 3.0L I6 6-speed shiftable automatic RWD

25420 mi Car warned of exterior light failed intermittently. Brought car into shop to diagnose. Turning signal bulb was replaced. Issue returned immediately after retrieving car from service!  Return trip: Bulb and wiring replaced. 

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2010 BMW 1-Series 2dr Coupe

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

60760 mi

C $350
Sealed AC refrigerant leak and recharged 
28400 mi Power windows on driver side would occasionally stop. Shop replaced the motor. 
38000 mi

US $50
Window would not reliably go up each time I attempted to close it. Motor and switch were replaced. 

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2010 BMW 1-Series 2dr Coupe

230-horsepower 3.0L I6 6-speed manual RWD

55180 mi

A $700
Replacement of battery after seven years 
100 mi Sirius radio would lose signal intermittently. Dealer reprogramed it (took 2 days). No other problems with the car in the two years since. 

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2010 BMW 1-Series 2dr Convertible

turbocharged 300hp 3.0L I6 6-speed shiftable automatic RWD

74000 mi

US $50
Right front indicator went out. Replacement of bulb and socket was unsuccessful. Diagnostic revealed bad circuit covered under warranty. All I had to cover was gas for the loaner vehicle. 

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2009 BMW 1-Series 4dr Hatch

turbocharged 141hp 2.0L I4 Diesel 6-speed manual RWD

145080 mi AC circuits empty due to leakage in diffusor behind the glove compartiment. No repairs made 

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2009 BMW 1-Series 2dr Coupe

turbocharged 300hp 3.0L I6 6-speed shiftable automatic RWD

30000 mi Driver's side LED tail light went out. LED bars are an integral part of tail light assembly. Driver's side tail light assembly replaced by dealership. Passenger LED tail light went out. Dealer graciously replaced the previously replaced driver's side as well as the passenger side tail light. 
14500 mi Tail light failure 
30700 mi AC Evaporator leak and was replaced 
52700 mi Headlight switch broke. Would not change setting 
34720 mi

A $1000
Wind screen washer pump failure 
7300 mi TPMS light stays on even though tire pressures are correct. Cannot reset TPMS. Right rear wheel electronics module was shorted. Replaced sensor, rebalanced tire, reset TPMS successfully. 
9000 mi Driver side tail light faulty. Dealer replaced both lamp assemblies due to recall. 
16000 mi Right front turn signal malfunction. Replaced light bulb and footwell module and programmed ECU. 
20000 mi TPMS Inactive warning light occurred twice. Checked tire pressure and drove to dealer. No fault codes stored. Unable to duplicate problem. Prior repair had replaced one part of the tire pressure monitoring system. 
48000 mi Takata driver's airbag was replaced under warranty. 
67022 mi

US $85
Replace left high beam and left front turn signal bulb 

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2009 BMW 1-Series 2dr Coupe

turbocharged 300hp 3.0L I6 6-speed manual RWD

50000 mi

US $300
AC recharge port replacement 
56000 mi

US $1000
Battery and charge sensor 
60000 mi

US $1000
Window regulator replacement 
75000 mi

US $220
Battery 
22500 mi tail lights completely out--both sides. took 22 days of constant hounding to have dealer find and replace part. national backorder. 
84000 mi

US $600
window regulator broke 
87000 mi

US $1350
pulley failed and destroyed compressor 
120000 mi

US $2800
Had A/C problems. Suddenly died. Only a recharge. Replace battery. 
130000 mi

US $130
no refrigerant 
4500 mi Passenger side window lost calibration; holding switch in "close" position resulted in window closing then immediately opening halfway. Repaired by re-initializing software. Warranty repair, 1 day in shop 
10000 mi Passenger side window would lower to halfway when attempt to fully raise. 
15200 mi rear driver's side light bulb replaced. 
16000 mi driver side taillight assembly (part that holds the bulbs) had to be replaced. 
19000 mi Driver's side tail light leds malfunctioned. No driving light or rear side marker. New lens ordered and installed because the leds are integrated into the lens housing. Radio has stopped working twice now. Will not update radio software because they feel the reflash for the HPFP replacement would have covered the radio, too. 
10000 mi Defective taillight. Parts were out of stock nationwide. Dealers was unable to provide timeframe for when parts would be in stock. Was told part was "on order." 
21300 mi The right side stereo channel of the amplifier failed and no sound was being produced by the right side speakers. The dealer ordered a new amp and replaced it to resolve the problem. 
60000 mi

US $12
Front right turn signal bulb socket stopped working. A bulb replacement did not fix the issue. I had to replace the entire socket for that bulb and the light bulb before it would work again. 
6000 mi Also rear LED tail light. Have been waiting over 2 months for the parts to get in at the dealer. There are 11 other folks awaiting the same tail light kit.  
6000 mi New tail light installed. 
33000 mi

US $300
Brake light assembly driving lights failed (when headlight is on). Known issue but out of warranty. Requires full assembly to be replaced. 
76000 mi

US $480
Drivers side window regulator replaced with OEM part 

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2009 BMW 1-Series 2dr Coupe

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

27000 mi

US $100
driver side window regulator broken - replaced 
60000 mi HVAC blower started squeaking again (I had replaced it last year and DIY'ed it, was working fine for a long time). Lubricated with some lithium grease and all is well again. Noise and vibration coming from alternator and belt tensioner. Tensioner, serpentine belt, and alternator replaced by indie mechanic (OEM parts). $1200 CDN. 
73600 mi

US $30
Left headlight failed. Replaced in about 15-20 mins. Both bulbs replaced with Canadian Tire brand bulbs ($30). 
76000 mi Ventilation fan failed after spraying lubricant again. Bought aftermarket part which was cheaply made and noisy, bought original part from dealer and installed myself. $300 
13200 mi air conditioner not working for third time. Told repairmen that two previous repairs of o rings not successful. Under threat of lemon law suite finally tested evaporator which was leaking coolant 
77500 mi

US $700
replaced starter due to failure 
25000 mi Rear brake light needed to be replaced. 

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2009 BMW 1-Series 2dr Coupe

230-horsepower 3.0L I6 6-speed manual RWD

10540 mi Low mileage oil change provided. New seals required on tail lights. Left tail light "welcome lights" out. Both rear tailights replaced pursuant to the TSB re: tailights being out. 
17980 mi Standard third brake light replacement under TSB. 
52700 mi

C $344
Driver's halo bulb burned out. 
57040 mi

C $600
Driver side window failing to operate, replace motor. 
58900 mi

C $300
Passenger Window motor failure, replaced motor 

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2009 BMW 1-Series 2dr Coupe

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

43400 mi Gas leakage detected in the AC compressor 
48360 mi

$1200
AC in the car failed to work again after replacing the Compressor month or 2 earlier. Dealer said it was the evaporator this time. so they get it changed. I think the evaporator was the problem, afraid compressor was replaced by mistake pilot window failed to operate 

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2009 BMW 1-Series 2dr Convertible

turbocharged 300hp 3.0L I6 6-speed shiftable automatic RWD

1000 mi Driver window has a mind of its own. Close it, and it sometimes goes 1/2 way back down on its own. New Software did not fix it. May be a Motor problem and it is affecting other ones. 
5000 mi Dealer cannot replicate problem with driver window. 

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2009 BMW 1-Series 2dr Convertible

turbocharged 300hp 3.0L I6 6-speed manual RWD

8060 mi Driver side rear speaker stopped working, dealer replaced wiring. 
23420 mi Buzzing noise coming for AC fan. Rear tail lights LED strip went out. Both sides had to be replaced. 
56916 mi

C $130
replaced battery 
71920 mi

C $180
Recharge AC 
11000 mi AC not blowing cold air 
3600 mi Rear defroster has one heating element not working. 
6000 mi Rear defroster never fixed. 
10540 mi Lens on center brake light failed for a second time in 4 months. 

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2009 BMW 1-Series 2dr Convertible

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

11780 mi Third brake light, fell out and replaced. 

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2009 BMW 1-Series 2dr Convertible

230-horsepower 3.0L I6 6-speed manual RWD

12000 mi Light bulbs - headlight or took more than five minutes to change, repair 
35000 mi Driver tail light out and not indicating on dash, was told the tail light assembly had a short, therefore both entire tail light assemblies are on order. Should have been a recall, parts are back ordered now going on 2 months. 

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2008 BMW 1-Series

Engine not specified

3000 mi 1st horn was dead, the 2nd horn blew fuses. 
33480 mi passenger window moving up and down randomly and to different levels when opening and closing door. replaced window footwell module. high feul consumption. replaced dirty air filter 

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2008 BMW 1-Series 4-door

turbocharged 4-cylinder diesel manual 2WD

15000 mi bought 2.75yr old used car in october 14283 mileage replaced left rear light bulb it has 2.5 mnths warranty left think tyres will need replacing being rear wheel drive bad in snow present mileage 14870 bimmer forums not cover bmw 1 series  

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2008 BMW 1-Series 4-door

4-cylinder diesel manual 2WD

84200 mi

US $1700
Battery warning light on 
85000 mi

US $1000
Alternator cable had slipped, needed to be replaced 

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2008 BMW 1-Series 2dr Coupe

turbocharged 300hp 3.0L I6 6-speed shiftable automatic RWD

5000 mi One of power folding side mirrors doesn't work properly. (replaced right front mirror motor) SZL (Steering Column Switch Sensor) fail. 
48000 mi

US $200
replace battery 
9000 mi Drivers side taillight assembly was out. Taillight assembly replaced. 
16000 mi Passenger tail light assembly replaced 
22000 mi Driver side tail light assembly replaced 
79500 mi

US $825
Drivers side window regulator failed. 
9282 mi Full housing and wiring of tail lights replaced. Work done on wiper nozzels 
9855 mi Full replacement of tail lights yet again. Center light fell off two weeks after last repair. Entire wiper fluid pump system replaced, required engine to be taken out of car to access. 
33500 mi Passenger-window regulator failed. Couldn't operate passenger window; regulator replaced. 
51000 mi AC evaporator had to be replaced. clock and trip odometer would reset after each startup. Intelligent battery sensor had to be replaced. 
4000 mi Brake light sensor-driver side rear brake light remained dimly lit after powering vehicle down and removing key. First time vehicle was returned,service writer observed problem, but mechanic did not detect. Took extra day to be detected, 2 weeks 4 part 
1000 mi Airbag light came on. Connector on wire under driver's seat was disconnected or came loose. Dealer/service reconnected; airbag light turned off. 
12000 mi The passenger-side window does not 'auto up' properly. After window rises 1/3rd way up, it goes back down. This happens 50% of the time. BMW attempted a few software re-programs; however, they were ALL unsuccessful in fixing my problem. Will try again. 
13000 mi This was a return trip which finally corrected the problem that was not fixed during my Aug. visit (several attempts at software reprogram). Window motor was replaced. 

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2008 BMW 1-Series 2dr Coupe

turbocharged 300hp 3.0L I6 6-speed manual RWD

16000 mi left rear tail light failed. Dealer replaced both complete assemblies since the tail lights are LED. 
4000 mi Seatbelt light in dash. A pyrotechnic device in the seatbelt needed replaced. 
136000 mi

US $1000
AC compressor.  This was a mistake by me. this was meant to be for another vehicle. Please delete this repair. 
145000 mi

US $700
After ten years the battery finally went. Battery replaced. 
13200 mi Driver's side vent had no cold air. Recharged A/C system with dye to correct level. 
17000 mi A/C not cold - charged system 
20600 mi Leaking evaporator causing low suction in system - replaced. 
32300 mi

US $50
Front drive's window would not roll up. Regulator replaced. 
41000 mi

US $747
Passenger side window regulator defective; repaired under warranty purchased through dealership. 
13000 mi Right front passenger window would intermittently fail to close completely when the auto-up switch was activated. Malfunctioning motor was replaced. 
29000 mi Heater box replaced. Parts had to be shipped from Germany. Also front brake pads replaced due to constant squeaking. 
35000 mi Navigation disc not being read. Dealer verified DVD drive was defective. 
36000 mi Nav DVD reader not replaced due to technician not entering failure code when ordering replacement part. New tech could not recreate problem. 
38000 mi Nav issues never resolved. 
37000 mi driver airbag switch failure 
35200 mi Shop detected a likely issue with the AC evaporator and estimates a $1800 repair. He recharged the AC and told me to drive it for a while to see if it goes out before committing to a lengthy repair. 
38200 mi

US $1800
A/C condenser sprang a leak and leaked fluid, so it needed to be replaced. This required removal of the entire dash to access the condenser. 
27060 mi Right window motor malfunctioning; would keep resetting to "roll back" mode and wouldn't cycle completely up. 
33980 mi Airbag malfunction. Dealer improperly diagnosed. They fixed the issue, but it has since reappeared and is awaiting another fix. 
42860 mi Driver window won't roll up. 
46500 mi Airbag error and seatbelt error in display upon startup. Took to independent (Frank Scaper Alberta Motorworks) to have ECU reset. Problem solved. He suspected it had to do with shoddy recall work at another BMW dealer. Drivers side power door lock pulley broke. Have to use key to enter car. Decided not to fix. 
24180 mi The voice control has never worked very well. Warranty about to expire, asked them one more time to fix it, but they said nothing more they can do. 
76040 mi Front daytime running lights went out on the left side. 
18200 mi Loose wires for left headlight 
41000 mi iPod cable replaced. The sound wasn't coming out of both R and L channels at all times. 

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2008 BMW 1-Series 2dr Coupe

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

37000 mi Evaporator needed to be replaced. 
57000 mi

US $150
Dimming driver's side mirror failure. Mirror replaced. 
35000 mi

US $100
Driver's side window malfunction; window would not close all the way at times. Dealer reprogrammed, failing to fix the issue. Window still malfunctioning. 
45000 mi Driver side window never fixed. It really only acts up when it's particularly hot outside, prior to the AC running for a bit and cooling things off. 
3000 mi The SOS System (for BMW Assist) was not working. The computer also kept dropping my Bluetooth connectivity. 
5000 mi TPS was sensing a flat tire. wasn't the case. 
6000 mi TPS went over, there was no leak. 

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2008 BMW 1-Series 2dr Coupe

230-horsepower 3.0L I6 6-speed manual RWD

69841 mi

US $127
labor to determine why windshield nozzles not working- found voltage/ground error in pump- ordered pump to replace next day- charged for labor key fob not auto opening trunk, reprogram valet switch (covered under extended warranty) 
99674 mi

US $355
sensor software failure- reprogrammed DME 
43700 mi Replaced satellite tuner 
80400 mi

US $21
High beam bulbs 
32000 mi When I had my state inspection I had the cracked high mounted middle brake light assembly replaced. A known design fault and a service bulletin, so was done for free. 2nd time it has been replaced on the car. First owner also. 
41300 mi

US $500
Driver's side window regulator collapsed when window was wound down when getting in car after it sitting outside in a hot Texas day. 
43800 mi

US $200
Passenger door lock actuator broke, would lock, but would not unlock. Had to replace. 
52000 mi

US $450
Driver side door lock actuator broke. 
70000 mi AC compressor went out, warranty covered $900. 
70700 mi

US $260
Resistor blew on blower motor, warranty covered $690 of $950. 
2000 mi Tire Pressure Monitoring System fault. Found wiring for sensor in LF wheel well damaged. Repaired under warranty. Tire Pressure Monitoring System fault. Found wiring for sensor in LF wheel well damaged. Repaired under warranty. 
6000 mi

US $260
Speakers intermittently emit loud feedback for the duration of a trip. Speakers intermittently emit loud feedback for the duration of a trip. Unable to reproduce in shop. 
11000 mi Refrigerant expansion valve found leaking. Expansion valve replaced.  refrigerant recharged. Air conditioning unable to keep cabin cool. Refrigerant expansion valve found leaking. Expansion valve replaced, refrigerant recharged. Repaired under warranty. 
13000 mi Air conditioning unable to keep cabin cool. HVAC system diagnosed on cold day; no fault found. Air conditioning unable to keep cabin cool. HVAC system diagnosed on cold day; no fault found. 
23000 mi Air conditioning unable to maintain cool cabin temperature due to refrigerant leak. Expansion valve ordered and replaced. Refrigerant recharged. Air conditioning unable to maintain cool cabin temperature due to refrigerant leak. Expansion valve ordered and replaced. Refrigerant recharged. 
26000 mi Tail lamp seal recall. Tail lamp seal removed and replaced. 
27000 mi Air conditioner does not blow cold, cannot maintain selected cabin temperature. System found low on refrigerant. Refrigerant recharged with dye introduced to assist with further diagnosis. Air conditioner does not blow cold, cannot maintain selected cabin temperature. System found low on refrigerant. Refrigerant recharged with dye introduced to assist with further diagnosis. 
26000 mi Replaced driver side tail lamp. Known issue. 

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2008 BMW 1-Series 2dr Convertible

turbocharged 300hp 3.0L I6 6-speed shiftable automatic RWD

22000 mi

US $150
AM radio crashed. Oil change. Car seems slower since eprom flash. 
24000 mi Replaced Antenna base 
33000 mi Radio graphics, shorted out speaker connection. 
69000 mi Dealer broke spring clip in steering wheel for steering wheel controls while replacing turbo's. 
78000 mi

US $500
Drivers side window motor failed. 
132000 mi

US $247
replaced battery 
620 mi Microphone for bluetooth phone use was picking up sound too well. At barely more than a whisper I was screaming at people. 
36000 mi Right adaptive control unit replaced 
39000 mi 3rd brake light 

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2008 BMW 1-Series 2dr Convertible

turbocharged 300hp 3.0L I6 6-speed manual RWD

19000 mi Air pressure sensor giving false positive alerts 

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2008 BMW 1-Series 2dr Convertible

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

20460 mi The windows are supposed to automatically come down a bit when the door is opened and pop back up when closed. This mechanism failed to work properly. 
19000 mi Tail lights keep burning out. This is third time replaced, all under warranty. 
44000 mi

US $70
3rd brake light fell apart...a common occurrence on a 128i. TSB Number: SIB-63-10-08. Dealer refused to replace. 3rd brake light failure. Failure mode is for red lens to crack and eventually fall off. TSB Number: SIB-63-10-08 
3000 mi Car stopped recognizing remote key to lock and unlock doors and said unrecognized key when key fob was inserted into recharging port in dash. Dealer updated software. 
8000 mi No tail lights discovered at 1 AM on Interstate returning from MLB game. All left side LEDs out. Entire assembly had to be replaced. Right lights then came back on. 
10000 mi Tail lights out for 2nd time just 3000 miles after 1st failure. Fixed under wtty, but very unsafe trying to drive home at 9 PM at night with 4 ways on in order to take to dealer next day. Advised they have a new light source. 
21000 mi High pitched noise (like a rattle snake) coming from rear speakers while car was parked and locked with radio off. Went away after 20 minutes of driving. Dealer could not replicate next day. 
29300 mi Right side power window was going all the way down 

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2008 BMW 1-Series 2dr Convertible

230-horsepower 3.0L I6 6-speed manual RWD

52000 mi Rear window defroster inoperable upon purchase. Took it back in and eventually problem was traced back to electronic control unit. Replaced under warranty due to recent purchase of car - cost to repair if not under warranty would have been ~$1400. 
4960 mi Had to reset the window electronics on passanger side as window stopped working. 

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

BMW 1-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 BMW 1-Series problems occur, check out our car reliability stats.