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Home/Cars/BMW/3 Series/G20/G21 (2019-2024)
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BMW 3 Series

G20/G21 (2019-2024)

2019 - 2024

Seventh generation 3 Series with CLAR platform, advanced driver assistance, and iDrive 7.0. Available with 2.0L turbo, 3.0L turbo, and plug-in hybrid powertrains.

5,538
Faults
0
High Priority
60
Easy Fixes
Showing 1-60 of 5,538
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my BMW 3 Series makes a grinding noise when I turn what's wrong

## Problem Statement The BMW 3 Series is experiencing a grinding noise when turning, indicating a potential issue with the steering or suspension components.

mediummedium
2-4 hoursrepair time
4 parts
View Solution

my BMW 3 Series won't shift into gear what's the problem

## Problem Statement The BMW 3 Series is experiencing an issue where it will not shift into gear, indicating a potential problem with the transmission system.

mediummedium
2-4 hoursrepair time
3 parts
View Solution

how to tell if my BMW 3 Series transmission fluid is low

## Problem Statement The issue involves determining whether the transmission fluid level is low in a BMW 3 Series, which can affect vehicle performance and transmission health.

mediummedium
30 minutes to 1 hourrepair time
1 parts
View Solution

how to fix a harsh shifting transmission in my BMW 3 Series

## Problem Statement The transmission in a BMW 3 Series is experiencing harsh shifting, which can indicate issues with transmission fluid, components, or electronic controls.

mediummedium
2-4 hoursrepair time
5 parts
View Solution

why is my BMW 3 Series making a whining noise in the rear

## Problem Statement A BMW 3 Series is producing a whining noise coming from the rear of the vehicle, which may indicate an issue with the differential, wheel bearings, or transmission.

mediummedium
2-4 hoursrepair time
3 parts
View Solution

my BMW 3 Series makes a grinding noise when I shift gears what's wrong

## Problem Statement The BMW 3 Series is experiencing a grinding noise when shifting gears, indicating a potential issue with the transmission or clutch system.

mediummedium
4-8 hoursrepair time
3 parts
View Solution

why does my BMW 3 Series lose coolant but doesn't leak

## Problem Statement The BMW 3 Series is experiencing coolant loss without any visible external leaks. This could indicate an internal issue such as a head gasket failure or a problem with the cooling

mediummedium
4-8 hoursrepair time
4 parts
View Solution

why is my BMW 3 Series making a noise when I hit a bump

## Problem Statement The BMW 3 Series is producing a noise when driving over bumps, indicating a potential issue with the suspension system or components associated with the chassis.

mediummedium
2-4 hoursrepair time
4 parts
View Solution

my BMW 3 Series makes a grinding noise when I turn

## Problem Statement The BMW 3 Series is experiencing a grinding noise during turns, indicating potential issues with the steering or suspension components.

mediummedium
2-4 hoursrepair time
4 parts
View Solution

what causes my BMW 3 Series to have a rough idle when cold

## Problem Statement The BMW 3 Series is experiencing a rough idle when cold, indicating potential issues with the engine's air-fuel mixture or ignition system.

mediummedium
2-4 hoursrepair time
4 parts
View Solution

how to tell if my BMW 3 Series has a bad torque converter

## Problem Statement The issue involves diagnosing a potential failure of the torque converter in a BMW 3 Series, which can lead to performance problems and driveability issues.

mediummedium
4-8 hoursrepair time
3 parts
View Solution

my BMW 3 Series won't shift into gear what could be the cause

## Problem Statement The BMW 3 Series is experiencing an issue where it will not shift into gear, which may indicate a problem with the transmission or related components.

mediummedium
2-4 hoursrepair time
4 parts
View Solution

why does my BMW 3 Series make a clunking sound when going over bumps

## Problem Statement The BMW 3 Series is producing a clunking sound when traversing bumps, indicating a potential issue with the suspension or related components.

mediummedium
2-4 hoursrepair time
3 parts
View Solution

why is there a delay when shifting gears in my BMW 3 Series

## Problem Statement There is a noticeable delay when shifting gears in a BMW 3 Series, which may indicate issues with the transmission or related components.

mediummedium
2-4 hoursrepair time
3 parts
View Solution

why does my BMW 3 Series lose power when going uphill

## Problem Statement The BMW 3 Series is experiencing a loss of power when driving uphill, indicating a potential issue with the engine performance or fuel delivery system.

mediummedium
2-4 hoursrepair time
5 parts
View Solution

my BMW 3 Series won't shift into gear what should I check

## Problem Statement The BMW 3 Series is experiencing difficulty shifting into gear, which may indicate issues with the transmission or associated components.

mediummedium
2-4 hoursrepair time
4 parts
View Solution

what causes my BMW 3 Series to shake when braking

## Problem Statement The BMW 3 Series experiences shaking or vibration in the steering wheel or chassis during braking, indicating potential issues with the braking system or suspension components.

mediummedium
2-4 hoursrepair time
3 parts
View Solution

how to prevent my BMW 3 Series from leaking transmission fluid

## Problem Statement The BMW 3 Series is experiencing transmission fluid leaks, which can lead to poor shifting performance and potential transmission damage if not addressed.

mediummedium
2-4 hoursrepair time
3 parts
View Solution

what causes my BMW 3 Series to hesitate when accelerating

## Problem Statement The BMW 3 Series is experiencing hesitation during acceleration, which can affect performance and driving comfort.

mediummedium
2-4 hoursrepair time
4 parts
View Solution

why does my BMW 3 Series have a strong fuel smell in the cabin

## Problem Statement The BMW 3 Series is experiencing a strong fuel smell in the cabin, indicating a potential fuel leak or vapor intrusion issue.

mediummedium
2-4 hoursrepair time
4 parts
View Solution

my BMW 3 Series makes a grinding noise when I turn left what could it be

## Problem Statement The BMW 3 Series is experiencing a grinding noise when making left turns, which may indicate a problem with the drivetrain or suspension components.

mediummedium
2-4 hoursrepair time
3 parts
View Solution

my BMW 3 Series makes a shuddering noise when accelerating what's wrong

## Problem Statement The BMW 3 Series is experiencing a shuddering noise during acceleration, indicating a potential issue with the drivetrain or related components.

mediummedium
3-5 hoursrepair time
4 parts
View Solution

how to fix my BMW 3 Series when it won't start after filling gas

## Problem Statement The vehicle, a BMW 3 Series, is experiencing a starting issue after refueling, which could indicate a problem related to the fuel system or vapor recovery system.

mediummedium
2-4 hoursrepair time
3 parts
View Solution

why does my BMW 3 Series jerk when accelerating

## Problem Statement The BMW 3 Series is experiencing jerking during acceleration, indicating potential issues with the drivetrain or fuel delivery system.

mediummedium
2-4 hoursrepair time
4 parts
View Solution

my BMW 3 Series has a burning smell after driving what does it mean

## Problem Statement The BMW 3 Series is experiencing a burning smell after driving, indicating a potential issue that requires investigation.

mediummedium
2-4 hoursrepair time
4 parts
View Solution

my BMW 3 Series has rough idle when cold what could be the cause

## Problem Statement The BMW 3 Series is experiencing a rough idle when cold, indicating potential issues with engine performance or component function.

mediummedium
2-4 hoursrepair time
3 parts
View Solution

my BMW 3 Series won't start and just clicks what should I do

## Problem Statement The BMW 3 Series is experiencing a no-start condition characterized by a clicking sound when attempting to start the engine.

mediummedium
1-3 hoursrepair time
2 parts
View Solution

how can I tell if my BMW 3 Series has a coolant leak

## Problem Statement The vehicle is a BMW 3 Series and the owner suspects a coolant leak that needs to be diagnosed and confirmed.

mediummedium
2-4 hoursrepair time
4 parts
View Solution

my BMW 3 Series makes a grinding noise when turning what could it be

## Problem Statement The BMW 3 Series is experiencing a grinding noise when turning, indicating a potential issue with the steering or suspension components.

mediummedium
2-4 hoursrepair time
5 parts
View Solution

my BMW 3 Series won't shift into gear what should I do

## Problem Statement The BMW 3 Series is experiencing an issue where it will not shift into gear, indicating a potential transmission problem.

mediummedium
2-4 hoursrepair time
2 parts
View Solution

why does my BMW 3 Series make a knocking noise when accelerating

## Problem Statement The BMW 3 Series is producing a knocking noise during acceleration, which may indicate an issue with the engine or drivetrain components.

mediummedium
2-4 hoursrepair time
5 parts
View Solution

my BMW 3 Series makes a whining noise when accelerating what is wrong

## Problem Statement The BMW 3 Series is experiencing a whining noise during acceleration, indicating a potential issue with drivetrain components or engine accessories.

mediummedium
2-4 hoursrepair time
4 parts
View Solution

my BMW 3 Series has a spongy brake feel what could be the issue

## Problem Statement The BMW 3 Series is experiencing a spongy brake feel, indicating potential issues within the braking system.

mediummedium
2-4 hoursrepair time
3 parts
View Solution

my BMW 3 Series stalls when I come to a stop what could be the reason

## Problem Statement The BMW 3 Series is experiencing stalling issues when coming to a stop, indicating potential engine management or fuel delivery problems.

mediummedium
2-4 hoursrepair time
3 parts
View Solution

my BMW 3 Series won’t shift into gear what’s wrong with the transmission

## Problem Statement The BMW 3 Series is experiencing an issue where it will not shift into gear, indicating a potential transmission problem.

mediummedium
2-4 hoursrepair time
3 parts
View Solution

my BMW 3 Series shakes when I brake what could be causing this

## Problem Statement The BMW 3 Series is experiencing shaking or vibration during braking, which may indicate issues with the braking system or suspension components.

mediummedium
2-4 hoursrepair time
2 parts
View Solution

why does my BMW 3 Series make a hissing noise when starting

## Problem Statement The BMW 3 Series is producing a hissing noise during engine startup, which may indicate a potential issue with the vacuum system or air intake components.

mediummedium
1-3 hoursrepair time
2 parts
View Solution

my BMW 3 Series has a strong fuel smell what could be the cause

## Problem Statement The vehicle, a BMW 3 Series, is experiencing a strong fuel smell, indicating a potential fuel leak or issue within the fuel system.

mediummedium
2-4 hoursrepair time
4 parts
View Solution

how can I tell if my BMW 3 Series needs a timing chain replacement

## Problem Statement The issue involves determining if a BMW 3 Series requires a timing chain replacement due to symptoms or potential failure.

mediummedium
4-8 hoursrepair time
4 parts
View Solution

my BMW 3 Series won't start after getting gas what's wrong

## Problem Statement The BMW 3 Series is experiencing a no-start condition after refueling, indicating a potential issue with the fuel system or electrical components.

mediummedium
2-4 hoursrepair time
4 parts
View Solution

why does my BMW 3 Series make a popping sound when I accelerate

## Problem Statement The BMW 3 Series is exhibiting a popping sound during acceleration, which may indicate issues related to the exhaust system, engine components, or drivetrain.

mediummedium
2-4 hoursrepair time
5 parts
View Solution

my BMW 3 Series won't shift into gear what could be wrong

## Problem Statement The BMW 3 Series is experiencing difficulty shifting into gear, indicating a potential issue with the transmission system.

mediummedium
2-4 hoursrepair time
3 parts
View Solution

why does my BMW 3 Series feel sluggish when I press the gas pedal

## Problem Statement The BMW 3 Series is experiencing sluggish acceleration when the gas pedal is pressed, indicating a potential issue with the engine performance or related systems.

mediummedium
2-4 hoursrepair time
3 parts
View Solution

my BMW 3 Series is overheating suddenly what could be wrong

## Problem Statement The BMW 3 Series is experiencing sudden overheating, indicating potential issues within the cooling system or related components.

mediummedium
3-5 hoursrepair time
4 parts
View Solution

how can I tell if my BMW 3 Series has a bad fuel injector

## Problem Statement The user suspects that their BMW 3 Series may have a faulty fuel injector, which could lead to engine performance issues.

mediummedium
2-4 hoursrepair time
2 parts
View Solution

why does my BMW 3 Series run rough after fuel fill-up

## Problem Statement The BMW 3 Series experiences rough running conditions after refueling, suggesting a potential issue with the fuel system or related components.

mediummedium
2-4 hoursrepair time
2 parts
View Solution

my BMW 3 Series is using too much coolant what should I check

## Problem Statement The BMW 3 Series is experiencing excessive coolant consumption, indicating a potential leak or internal issue.

mediummedium
3-6 hours depending on the extent of repairs needed.repair time
4 parts
View Solution

why does my BMW 3 Series have a knocking noise when driving

## Problem Statement The BMW 3 Series is experiencing a knocking noise while driving, indicating a potential issue with the suspension, drivetrain, or engine components.

mediummedium
3-5 hoursrepair time
5 parts
View Solution

my BMW 3 Series won’t start but the lights are on what’s the issue

## Problem Statement The vehicle, a BMW 3 Series, is experiencing a no-start condition despite the dashboard lights functioning properly, indicating a potential issue with the starting or ignition sys

mediummedium
2-4 hoursrepair time
4 parts
View Solution

why is my BMW 3 Series AC blowing warm air instead of cold

## Problem Statement The air conditioning system in your BMW 3 Series is blowing warm air instead of delivering the expected cold air, indicating a potential malfunction in the AC system.

mediummedium
2-4 hoursrepair time
3 parts
View Solution

why is my BMW 3 Series engine knocking when I accelerate

## Problem Statement The engine of a BMW 3 Series is experiencing knocking noises during acceleration, indicating a potential issue with the engine's performance or internal components.

mediummedium
2-4 hoursrepair time
4 parts
View Solution

how to diagnose a fuel injector problem on my BMW 3 Series

## Problem Statement Diagnosing a fuel injector problem on a BMW 3 Series may involve identifying issues related to fuel delivery, engine performance, or related electrical components.

mediummedium
2-4 hoursrepair time
2 parts
View Solution

my BMW 3 Series is leaking transmission fluid what should I check

## Problem Statement The BMW 3 Series is experiencing a transmission fluid leak, which can lead to poor performance and potential damage to the transmission system.

mediummedium
2-4 hoursrepair time
3 parts
View Solution

how to fix the brake pedal sinking to the floor on my BMW 3 Series

## Problem Statement The brake pedal on a BMW 3 Series is sinking to the floor when pressed, indicating a potential brake system failure or fluid leak.

mediummedium
2-4 hoursrepair time
4 parts
View Solution

my BMW 3 Series makes a knocking noise when accelerating what's wrong

## Problem Statement The BMW 3 Series is experiencing a knocking noise during acceleration, which may indicate issues related to the engine, drivetrain, or suspension components.

mediummedium
2-4 hoursrepair time
4 parts
View Solution

how to diagnose a bad mass air flow sensor on BMW 3 Series

## Problem Statement The issue involves diagnosing a potentially faulty mass air flow (MAF) sensor on a BMW 3 Series, which can lead to engine performance problems, including rough idling and poor fue

mediummedium
1-2 hoursrepair time
2 parts
View Solution

my BMW 3 Series won't start but battery is fine what could it be

## Problem Statement The BMW 3 Series is experiencing a no-start condition despite having a fully functional battery.

mediummedium
2-4 hoursrepair time
4 parts
View Solution

my BMW 3 Series has weak airflow from the vents, what could be the issue?

## Problem Statement The BMW 3 Series is experiencing weak airflow from the vents, indicating a potential issue with the HVAC system.

mediummedium
1-3 hoursrepair time
2 parts
View Solution

how do I fix the musty smell coming from my BMW 3 Series air conditioning?

## Problem Statement The air conditioning system in a BMW 3 Series is emitting a musty odor, indicating potential issues with mold, mildew, or debris accumulation within the system.

mediummedium
2-4 hoursrepair time
2 parts
View Solution

how can I fix the temperature blend door actuator in my BMW 3 Series?

## Problem Statement The temperature blend door actuator in your BMW 3 Series is malfunctioning, leading to improper temperature control inside the vehicle.

mediummedium
2-4 hoursrepair time
2 parts
View Solution
Showing 1-60 of 5,538
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