I have an '03 325i which has suddenly started overheating. I replaced the reservoir bottle, the fan assembly, & the thermostat. Still overheating. Any ideas? Owned 5 BMWs, new prob.

Asked by Householder Mar 31, 2015 at 07:54 PM about the 2003 BMW 3 Series 325i Sedan RWD

Question type: Maintenance & Repair

Overheating. Tried everything. Standard transmission.

143,695

T_S_T answered 9 years ago

Im leaning toward the water pump.

2 people found this helpful.

Mark helpful

7,745

apbimmer98 answered 9 years ago

Is there a squeaking sound while the car is running? That's a sign of a failing water pump. I'd check out the water pump.

Mark helpful

Householder answered 9 years ago

Water pump is fine. Fan works properly, but I'm thinking maybe a computer problem. Might not be getting signal to kick in?

Mark helpful

Your Answer:

I have an '03 325i which has suddenly started overheating. I replaced the reservoir bottle, the fan assembly, & the thermostat. Still overheating. Any ideas? Owned 5 BMWs, new prob. 3 Answers

Overheating. Tried everything. Standard transmission.

2003 BMW 3 Series 325i Sedan RWD

-

Maintenance & Repair
my 1998 bmw 318ti sport compact keeps overheating iv replaced the head gasket and thermosat but still is overheating can any one help me with my problem 3 Answers

keeps overheating iv replaced the head gasket and thermosat but still is overheating can any one help me with my problem

1998 BMW 3 Series 318i Sedan RWD

-

Maintenance & Repair
I recently purchased a 1997 BMW & have been stranded on roadside EVERYDAY due to it Overheating... Mechanic has done a lot of work but it STILL OVERHEATS ... No matter what!!! Has ANYONE EXPERIENCED THIS PROBLEM ? And if so .... Do you have ANY SIGGESTIONS??! I LOVE THIS CAR AND DON'T WANNA "Throw the towel" in yet.... But being Stranded with a 6 yr old in this Blazing Heat is getting OLD!!! Please help!!!! Thank You!! 6 Answers

Engine and Transmission run GREAT!! I keep overheating EVERYDAY WITH MY 6 yr old daughter in car with me, in the BLAZING TRIPLE DIGITS!!! Needless to say its been in shop EVERYDAY SINCE I'VE OWNED IT...

1997 BMW 3 Series 328is Coupe RWD

-

Maintenance & Repair
Why is my car still overheating? 1 Answer

I have a 2005 BMW 325i with 185,000. I changed the thermostat, water pump and coolant. I bled the system and it is still overheating. The coolant is clear with no contamination. What is up?

2005 BMW 3 Series 325i Sedan RWD

-

Maintenance & Repair
I have a 2006 325I BMW, purchased it new...starting having an issue with the car smelling like fuel... 1 Answer

Told I needed to have the left side fuel sender and seal replaced, I did the repair. Now I have having a problem with the car cutting out. My check engine light came on after the repair. I was dr...

2006 BMW 3 Series

-

Maintenance & Repair

Looking for a Used 3 Series in your area?

CarGurus has 13,025 nationwide 3 Series listings starting at $1,500.

Own this car?

Share your experience with others.

2003 BMW 3 Series

Write a car review

Review another car

Used BMW M3

56 Great Deals out of 1,098 listings starting at $9,900

Used BMW 5 Series

821 Great Deals out of 11,105 listings starting at $2,500

Used Mercedes-Benz C-Class

903 Great Deals out of 16,503 listings starting at $1,500

Used Lexus IS

239 Great Deals out of 5,304 listings starting at $4,200

Used Ford Mustang

882 Great Deals out of 23,005 listings starting at $1,995

Used BMW X3

823 Great Deals out of 15,219 listings starting at $2,450

Used BMW M5

38 Great Deals out of 547 listings starting at $10,180

Used Mercedes-Benz E-Class

693 Great Deals out of 10,134 listings starting at $2,200

Used Chevrolet Corvette

671 Great Deals out of 11,960 listings starting at $3,200

2024 BMW 3 Series For Sale

35 Great Deals out of 2,126 listings starting at $40,900

2023 BMW 3 Series For Sale

109 Great Deals out of 920 listings starting at $29,950

2022 BMW 3 Series For Sale

48 Great Deals out of 425 listings starting at $23,318

2021 BMW 3 Series For Sale

203 Great Deals out of 1,912 listings starting at $20,993

2020 BMW 3 Series For Sale

94 Great Deals out of 993 listings starting at $16,495

Content submitted by Users is not endorsed by CarGurus, does not express the opinions of CarGurus, and should not be considered reviewed, screened, or approved by CarGurus. Please refer to CarGurus Terms of Use. Content will be removed if CarGurus becomes aware that it violates our policies.

I have an '03 325i which has suddenly started overheating. I replaced the reservoir bottle, the fan assembly, & the thermostat. Still overheating. Any ideas? Owned 5 BMWs, new prob.

3 Answers

Your Answer:

Looking for a Used 3 Series in your area?

Own this car?

Share your experience with others.

Shortcuts

Search BMW 3 Series Questions

CarGurus Experts

Know more, shop wisely

Related Models For Sale

Used Cars for Sale

I have an '03 325i which has suddenly started overheating. I replaced the reservoir bottle, the fan assembly, & the thermostat. Still overheating. Any ideas? Owned 5 BMWs, new prob.

3 Answers

Your Answer:

Related Questions