2021 Bmw 330I
Problems, Recalls & Reliability Report
Quick Summary
The 2021 Bmw 330I has 43 owner complaints filed with NHTSA — that's 0.5x the segment average of 80. The most common issue is electrical problems (30% of all complaints), specifically: engine wiring is made of soy products with attracts rodents to feed and destroy the wiring. when this occurs it puts the driver ad passengers in danger because certain functions such as brake light, headlights and windshield wipers may not work properly. this is becasue when the wiring is compromis. ⚠️ 6 fire reports filed.
43
Total Complaints
0
Recalls Issued
—/5
Safety Stars
0.5x
vs Segment Avg
Known Problems
ELECTRICAL
13 complaints- • Engine Wiring is made of Soy products with attracts Rodents to feed and destroy the wiring. When this occurs it puts the driver ad passengers in danger because certain functions such as brake light, Headlights and windshield wipers may not work properly. This is becasue when the wiring is compromis
- • Message on Console - " Passenger Restraint system malfunction ". Took vehicle in for Repair; BMW Dealership "thinks" it may be a wiring harness electrical short. They evidently need to discuss problem with BMW Corporate to figure out to properly diagnose problem and how to repair. My husband and I
- • My BMW 330i 2021 caught on fire while I was driving. Smoke came from the hood, and I open the hood and seen the Fire, and I called the Newark NJ Fire Department. see attached photo of the BMW after the fire.
“Engine Wiring is made of Soy products with attracts Rodents to feed and destroy the wiring. When this occurs it puts the driver ad passengers in danger because certain functions such as brake light, Headlights and windshield wipers may not work properly. This is becasue when the wiring is compromis”
— NHTSA complaint filing
ENGINE
9 complaints- • Engine Wiring is made of Soy products with attracts Rodents to feed and destroy the wiring. When this occurs it puts the driver ad passengers in danger because certain functions such as brake light, Headlights and windshield wipers may not work properly. This is becasue when the wiring is compromis
- • Motor mounts failed on 2021 G20 that only has 52k miles. Vehicle when purchased as CPO had 27k miles and was suppose to be inspected to be certified as CPO. In less than 30k miles from time of purchase it seems these failed early resulting in me driving the vehicle in an unsafe manner until they wer
- • My BMW 330i 2021 caught on fire while I was driving. Smoke came from the hood, and I open the hood and seen the Fire, and I called the Newark NJ Fire Department. see attached photo of the BMW after the fire.
“Engine Wiring is made of Soy products with attracts Rodents to feed and destroy the wiring. When this occurs it puts the driver ad passengers in danger because certain functions such as brake light, Headlights and windshield wipers may not work properly. This is becasue when the wiring is compromis”
— NHTSA complaint filing
DRIVER ASSIST/CAMERAS
6 complaints- • When driving the car when dark enough to activate auto headlights and raining enough to activate auto wipers, after 20 minutes the following message comes on the screen EVERYTIME: Drive Assistance temporarily limited Lane departure also turns on and off while driving in these conditions Also attac
- • When driving the car when dark enough to activate auto headlights and raining enough to activate auto wipers, after 20 minutes the following message comes on the screen EVERYTIME: Drive Assistance temporarily limited Lane departure also turns on and off while driving in these conditions Also attac
- • When driving the car when dark enough to activate auto headlights and raining enough to activate auto wipers, after 20 minutes the following message comes on the screen EVERYTIME: Drive Assistance temporarily limited Lane departure also turns on and off while driving in these conditions Also attac
“When driving the car when dark enough to activate auto headlights and raining enough to activate auto wipers, after 20 minutes the following message comes on the screen EVERYTIME: Drive Assistance temporarily limited Lane departure also turns on and off while driving in these conditions Also attac”
— NHTSA complaint filing
OTHER
5 complaints- • This BMW vehicle's odometer readings are inconsistent and inaccurate resulting in overage of mileage for lessee. This cars BMW tires were not verifiable to be from BMW and tires subsequently failed within 15,000 miles. No entity at BMW, not the dealership, not the sales, not BMW Financial Services o
- • My car has ver been wrecked or received any damage to any part of it. While driving to work the following warning popped up on screen. RESTRAINT SYSTEM WARNING, functionality of the airbags, seatbelt tensions, belt force limits reduced.
- • I just became aware from Consumer Reports about an upcoming recall on BMWs because of a potential fire hazard with the engine starter relays. I own a 2021 BMW 330i which is one of the models listed. I entered my VIN on the NHTSA and BMW websites and both sites indicated my vehicle has no open recall
“This BMW vehicle's odometer readings are inconsistent and inaccurate resulting in overage of mileage for lessee. This cars BMW tires were not verifiable to be from BMW and tires subsequently failed within 15,000 miles. No entity at BMW, not the dealership, not the sales, not BMW Financial Services o”
— NHTSA complaint filing
AIR BAGS
3 complaints- • Message on Console - " Passenger Restraint system malfunction ". Took vehicle in for Repair; BMW Dealership "thinks" it may be a wiring harness electrical short. They evidently need to discuss problem with BMW Corporate to figure out to properly diagnose problem and how to repair. My husband and I
- • Going into a parking spot. Applied brakes, then the car did not brake, then it accelerated hitting a Jeep and finally stopped when the driver side front hit a parking barrier and then the air bags deployed. Sudden unintended acceleration was the cause of this accident. Car was totaled.
- • My car has ver been wrecked or received any damage to any part of it. While driving to work the following warning popped up on screen. RESTRAINT SYSTEM WARNING, functionality of the airbags, seatbelt tensions, belt force limits reduced.
“Message on Console - " Passenger Restraint system malfunction ". Took vehicle in for Repair; BMW Dealership "thinks" it may be a wiring harness electrical short. They evidently need to discuss problem with BMW Corporate to figure out to properly diagnose problem and how to repair. My husband and I ”
— NHTSA complaint filing
Estimated Repair Costs
Estimates based on average reported repair costs. Actual costs vary by location, shop, and severity.
🔍 Pre-Purchase Inspection Checklist
Based on 43 owner complaints for this specific year, here's what to check or ask about:
- ☐ELECTRICAL: Engine Wiring is made of Soy products with attracts Rodents to feed and destroy the wiring. When this occurs it puts the driver ad passengers in danger because certain functions such as brake light, Headlights and windshield wipers may not work properly. This is becasue when the wiring is compromis
Typically appears around 50K miles. Repair cost ~$500
- ☐ENGINE: Engine Wiring is made of Soy products with attracts Rodents to feed and destroy the wiring. When this occurs it puts the driver ad passengers in danger because certain functions such as brake light, Headlights and windshield wipers may not work properly. This is becasue when the wiring is compromis
Typically appears around 50K miles. Repair cost ~$500
- ☐DRIVER ASSIST/CAMERAS: When driving the car when dark enough to activate auto headlights and raining enough to activate auto wipers, after 20 minutes the following message comes on the screen EVERYTIME: Drive Assistance temporarily limited Lane departure also turns on and off while driving in these conditions Also attac
Typically appears around 50K miles. Repair cost ~$500
- ☐OTHER: This BMW vehicle's odometer readings are inconsistent and inaccurate resulting in overage of mileage for lessee. This cars BMW tires were not verifiable to be from BMW and tires subsequently failed within 15,000 miles. No entity at BMW, not the dealership, not the sales, not BMW Financial Services o
Typically appears around 50K miles. Repair cost ~$500
- ☐General: Get a pre-purchase inspection from an independent mechanic ($100-$200)
Bmw 330I — Year Comparison
How does 2021 compare to other years? Fewer complaints = more reliable.
NHTSA Safety Rating
No NHTSA safety rating available
At a Glance
- Complaints
- 43
- Recalls
- 0
- Fire reports
- 6
- Crash reports
- 2
- Injury reports
- 2
- Segment avg
- 80
Check a Specific VIN
See recalls for YOUR 2021 Bmw 330I