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Engine coolingPart report

2003 Pontiac Vibe Engine cooling Problems

Complaints
9about this part
Share
3%of 298 total for the year
Median mileage
20,525miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 9 complaints about the engine cooling of the 2003 Pontiac Vibe, 3% of the 298 complaints for this model year. Where a mileage was given, the median is 20,525 miles.

Fewer than 15 complaints name this part, so treat the figures as a rough indication only.

Example complaints

Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.

“I have a 2003 Pontiac VIBE with 40,000 miles and the engine threw a rod. The dealership claimed that sludge in the oil caused by improper maintenance was the reason the engine failed. I believe this is the same engine that is in the toyota vehicles that had the problem with sludge in the oil. Toyota has agreed to repair engines in toyota's damaged by sludge in the oil. Pontiac stated they will not fix this problem. I beleive this was caused by an engine deect and is not due to poor maintenance.”

NHTSA complaint #10100168, filed 2004-11, 41,000 miles

“The consumer indicated that the catalytic converter produced hydrogen sulfur that caused a rotten egg smell. The odor then entered the cabin of the vehicle through the air vents and made the occupants sick. The manufacturer denied there was a problem.”

NHTSA complaint #10049845, filed 2004-01, 50 miles

“During sporadic times, the inside of the car will start smelling like rotten eggs. There is no correlation to how long we have been in the car or a certain speed. The smell will come and go. Sometimes the smell is noticeable from the outside of the car once we have stopped at our destination. Dealer says that this is normal for this car.”

NHTSA complaint #10011025, filed 2003-03

“Strong sulphur odor from exaust, seems worse in the warmer months. Dealer initially said it was the type of gas, but now claims all vibes have the odor and that it is normal for this car! I called customer care at Pontiac who called the dealer, and then agreed with the dealer.”

NHTSA complaint #10073242, filed 2004-05

“Rotten egg smell in cabin of 2003 VIBE. The dealer said that GM is aware of issue, but does not have a fix. This smell is unacceptable, we are going to sell the car. No more GM's for us.”

NHTSA complaint #10060144, filed 2004-03

Related service bulletins

Engine cooling: other model years

YearComplaintsShare of year
201012%
200982%
200835%
20071911%
20062011%
20053311%
200483%
200393%

Other parts of the 2003 Pontiac Vibe

Visibility (wipers, defrost, mirrors)
77 complaints
Air bags
66 complaints
Transmission and drivetrain
49 complaints
Body and structure
24 complaints
Electrical system
23 complaints
Exterior lighting
14 complaints
Vehicle speed control
13 complaints
Other or unknown
9 complaints
Seat belts
9 complaints
Tires
8 complaints
Brakes
6 complaints
Steering
5 complaints

← All problems reported for the 2003 Pontiac Vibe

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 29, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology