Total Complaints
4 filings
PORSCHE 911 · model year
4 NHTSA complaints. A VIN lookup is required to determine whether a specific vehicle has an unrepaired recall.
NHTSA overall rating
Not crash-tested
New Car Assessment Program
The 2005PORSCHE911 carries 4 consumer safety complaints in NHTSA's Office of Defects Investigation database for this specific model-year cohort. Within that volume, owners reported 0 crashes, 0 fires, 0 injuries, and 0 fatalities. No NCAP 5-star crash-test rating is available for this model year in the federal database.
The most frequently selected component label in reports for the 2005 911 is engine with 3 filings, followed by wheels (1). Complaint categories reflect owner reports and intake categorization; they do not establish a defect pattern or cause.
NHTSA currently has 5 investigation files overlapping the 2005 911. Owners comparing this cohort against neighboring years should read the complaint-by-year trend as report volume, not a causal diagnosis. Use the related-complaint feed and the official recall lookup when researching a specific vehicle.
Total Complaints
4 filings
Crashes Reported
0 reports
Source
NHTSA ODI
Federal complaints database
At or below the fleet median complaint volume.
| Component | Count |
|---|---|
| ENGINE | 3 |
| WHEELS | 1 |
DUE TO HIGHLIGHTED PROBLEMS WITH THE COOLING SYSTEM (NAMELY THE FITTINGS POPPING OFF) ON THE 2005 PORSCHE 911 GT3 IN VARIOUS FORUMS AND WEB SITES. I HAVE DECIDED TO PERFORM PREVENTATIVE MAINTENANCE AND TO ALLEVIATE SAFETY CONCERN WITH THE COOLING SYSTEM (FITTING AND HOSES) TO WELD THE COOLANT CUPLINGS. *TR
Mileage: 32,100
I WAS DRIVING ON A SATURDAY NIGHT ON INTERSTATE 79 NORTHBOUND AT APPROXIMATELY MILE MARKER 3 BETWEEN MINK SHOALS AND ELKVIEW, WV. I HAD JUST PICKED UP A PIZZA AND I WAS HEADED HOME A FEW MILES FROM MY HOUSE. I WAS GOING UPHILL WHEN I HEARD A POP AND SAW A HUGE PLUME OF STEAM SHOOT OUT FROM BEHIND MY CAR. I THEN TAPPED THE BRAKES AND THE REAR RIGHT TIRE GOT A LITTLE LOOSE AS IT HAD ANTIFREEZE COOLANT SPRAYING DIRECTLY ON IT. I MANAGED TO GET MY CAR HOME AS IT WAS QUICKLY STARTING TO GET HOT AND CLOSE TO OVERHEATING AS THERE WAS NO COOLANT LEFT. I GOOGLED "PORSCHE 911 COOLANT LINE FAILURE" AND QUICKLY LEARNED THAT MY ISSUE HAD HAPPENED TO MANY OTHERS.I LEARNED THAT FROM THE FACTORY PORSCHE GLUES/EPOXIES THE COOLANT FITTINGS INTO THE ENGINE BLOCK AND OVER TIME AND MANY HEAT CYCLES LATER THE GLUE/EPOXY FAILS AND THE COOLANT SPRAYS EVERYWHERE AND MANY TIMES DIRECTLY ON THE REAR TIRES. THIS CREATES AN UNSAFE ENVIRONMENT FOR THE DRIVER AND PASSENGER AND ANYONE IN THE IMMEDIATE VICINITY. I P
Mileage: 41,000
I WAS DRIVING ON A SATURDAY NIGHT ON INTERSTATE 79 NORTHBOUND AT APPROXIMATELY MILE MARKER 3 BETWEEN MINK SHOALS AND ELKVIEW, WV. I HAD JUST PICKED UP A PIZZA AND I WAS HEADED HOME A FEW MILES FROM MY HOUSE. I WAS GOING UPHILL WHEN I HEARD A POP AND SAW A HUGE PLUME OF STEAM SHOOT OUT FROM BEHIND MY CAR. I THEN TAPPED THE BRAKES AND THE REAR RIGHT TIRE GOT A LITTLE LOOSE AS IT HAD ANTIFREEZE COOLANT SPRAYING DIRECTLY ON IT. I MANAGED TO GET MY CAR HOME AS IT WAS QUICKLY STARTING TO GET HOT AND CLOSE TO OVERHEATING AS THERE WAS NO COOLANT LEFT. I GOOGLED "PORSCHE 911 COOLANT LINE FAILURE" AND QUICKLY LEARNED THAT MY ISSUE HAD HAPPENED TO MANY OTHERS.I LEARNED THAT FROM THE FACTORY PORSCHE GLUES/EPOXIES THE COOLANT FITTINGS INTO THE ENGINE BLOCK AND OVER TIME AND MANY HEAT CYCLES LATER THE GLUE/EPOXY FAILS AND THE COOLANT SPRAYS EVERYWHERE AND MANY TIMES DIRECTLY ON THE REAR TIRES. THIS CREATES AN UNSAFE ENVIRONMENT FOR THE DRIVER AND PASSENGER AND ANYONE IN THE IMMEDIATE VICINITY. I P
Mileage: 41,000
COOLANT PIPE FAILURE AT GLUED FITTINGS WITHIN ENGINE. *TR
Mileage: 22,000
Data vintage: August 2026. Sources: NHTSA Office of Defects Investigation (ODI) complaints database, NHTSA recall campaign API, NHTSA NCAP crash-test ratings, and NHTSA FARS for fatality cross-reference.
Every figure on PlainCars is rendered directly from NHTSA complaint and safety data, no number is typed in by an editor. This year-specific record is rendered from NHTSA ODI, recall, and NCAP rows for the 2005 PORSCHE 911; no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of August 2026.
Read our methodology - how this data is sourced, computed, and verified.