Total Complaints
51 filings
CHEVROLET CORVETTE Z06 · model year
51 NHTSA complaints, 1 crash report, and 1 active recall for this specific cohort.
NHTSA overall rating
Not crash-tested
New Car Assessment Program
The 2007CHEVROLETCORVETTE Z06 carries 51 consumer safety complaints in NHTSA's Office of Defects Investigation database for this specific model-year cohort. Within that volume, owners reported 1 crash, 0 fires, 0 injuries, and 0 fatalities. No NCAP 5-star crash-test rating is available for this model year in the federal database.
Component-level analysis is where model-year complaints become actionable: the top complaint category for the 2007 CORVETTE Z06 is engine with 26 filings, followed by electronic stability control (esc) (4) and exterior lighting (4). Concentration in one or two component groups is the classic signature of a systemic defect; a flat distribution usually reflects normal aging, warranty complaints, or isolated build-plant variability. This model year has 1 active recall campaign, which means the manufacturer is obligated to remedy the covered defect at no charge for the life of the vehicle — the full NHTSA campaign numbers are listed below.
NHTSA currently has 57 investigation files overlapping the 2007 CORVETTE Z06, and 2 remain open. Owners comparing this cohort against neighboring years should pair the counters above with the complaint-by-year trend on the parent model page — a spike in a single year often tracks to a platform refresh, a new transmission supplier, or an updated ECU calibration. Use the related-complaint feed below to read raw owner narratives before deciding whether any pattern here affects your specific use case.
Total Complaints
51 filings
Crashes Reported
1 reports
Source
NHTSA ODI
Federal complaints database
At or below the fleet median complaint volume.
| Component | Count |
|---|---|
| ENGINE | 26 |
| ELECTRONIC STABILITY CONTROL (ESC) | 4 |
| EXTERIOR LIGHTING | 4 |
| STEERING | 3 |
| WHEELS | 3 |
| POWER TRAIN | 3 |
| FUEL/PROPULSION SYSTEM | 2 |
| POWER TRAIN:DRIVELINE | 1 |
| ENGINE AND ENGINE COOLING | 1 |
| EQUIPMENT | 1 |
| SERVICE BRAKES | 1 |
| FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY | 1 |
| ELECTRICAL SYSTEM | 1 |
STRUCTURE:BODY:ROOF AND PILLARS
GENERAL MOTORS IS RECALLING CERTAIN MODEL YEAR 2005 THROUGH 2007 CORVETTE VEHICLES EQUIPPED WITH A REMOVABLE ROOF AND MODEL YEAR 2006 AND 2007 CORVETTE Z06 VEHICLES. THE ADHESIVE BETWEEN THE ROOF PANEL AND THE FRAME MAY SEPARATE. IF THERE IS A PARTIAL SEPARATION, THE DRIVER MAY NOTICE ONE OR MORE SY
VEHICLE HAS A REALLY INTENSE SMELL OF GASOLINE INSIDE CABIN WHEN CARS PARKED OR IN DRIVE.
Mileage: 28,000
THE HEAD ISSUE VALVE GUIDE ON THE HEADS WAS COMPLETELY OUT OF SPEC....HAVE REPAIRED CAR TWICE BECAUSE OF THIS ISSUE '.
Mileage: 64,000
THE LAST 2 DAYS WHEN I DRIVE AT NIGHT THE HEADLIGHTS (LOW BEAMS) SHUT OFF. I SWITCH TO THE HIGH BEAMS AND THEY WORK. THIS HAS HAPPENED IN THE DARK AND IS DANGEROUS BECAUSE IT HAPPENS ABOUT 30 OR 40 MINUTES AFTER DRIVING THE CAR. I LET THE CAR SIT FOR 4 OR 5 HOURS AND THEN COME BACK AND THEY START WORKING. IT IS THE UNDERHOOD BUSSED ELECTRICAL CENTER (UBEC) HOUSING I SUSPECT.
DANGEROUS CONDITIONS. EXHAUST VALVE DESIGN CAUSES EAR THAT EVENTUALLY BREAKS EXHAUST VALVE AND DESTROYS ENGINE. EXHAUST VALVE LOOSE ENOUGH TO BREAK AND CAUSE ENGINE DAMAGE, POSSIBLE FIRE AND/OR FLAMMABLE FLUID LEAKAGE. HTTPS://WWW.YOUTUBE.COM/WATCH?V=WTOA3VLGOES
Mileage: 88,000
VEHICLE IS ALWAYS STATIONARY WHEN IT GETS STUCK IN PARK, AND UNABLE TO SHIFT INTO GEAR. I LET IT SET FOR A FEW MINUTES THEN PUSH START AGAIN. SOMETIMES IT WILL SHIFT INTO GEAR AND OTHER TIMES IT WILL NOT. 50/50 CHANCE ONE WAY OR THE OTHER. THIS HAS HAPPENED SEVERAL TIMES SINCE I INHERITED THIS VEHICLE FROM MY FATHER IN EARLY 2017 WITH 48,000 MILES ON IT. FAST FORWARD TO TODAY 03/09/2018 VEHICLE DOES NOT GO INTO PARK BUT IS "STUCK" IN NEUTRAL, DOES NOT GO INTO PARK OR ANY OTHER GEAR.
Mileage: 48,800
2007 CEHVROLET CORVETTE. CONSUMER WRITES IN REGARDS TO A GAS TANK LEAK. *LD THE CONSUMER REQUESTED THE MANUFACTURER'S TO COVER THE REPAIR COST. *JS
MY 10,000 MILE 2007 HEADS ARE AT AHP FOR REBUILDING. THEY REPORTED BACK THAT 1 EXHAUST AND 3 INTAKE GUIDES WERE WORN PAST THE SERVICE LIMIT. SEVERAL OTHERS WERE CLOSE OR AT THE LIMIT.
Mileage: 10,350
'TAKATA RECALL' JUST BOUGHT A 2007 Z06 CORVETTE AND LATELY I'VE BEEN SEEING A LOT OF COMPLAINTS ABOUT THE VALVE STEMS BREAKING AND CAUSING CATASTROPHIC ENGINE FAILTURE CAUSING THE POWER STEERING AND BREAKS TO FAIL SO NOW I HAVE TO PAY 5000.00 + TO GET IT SERVICED AND EVERY 10K MILES DO THE SAME THING BECAUSE THE VALVE STEM AND GUIDES GET HOT AND START TO WIGGLE
Mileage: 59,000
AT 65MPH, DRIVING DOWN THE HIGHWAY, THE CAR MADE A HORRENDOUS LOUD CLATTERING SOUND AND THE MOTOR LOCKED UP. PULLED TO THE SIDE OF THE ROAD TO SEE OIL POURING OUT THE SIDE OF THE ENGINE BLOCK, WHERE THE VALVE WAS SPIT OUT - CAUSING A HUGE HOLE IN THE SIDE OF THE MOTOR
Mileage: 21,000
MY 2007 CHEVROLET CORVETTE Z06 DROPED A VALVE WHILE I WAS DRIVING HOME. I WAS ON A REGULAR 45MPH SPEED LIMIT ROAD IN TRAFFIC WHEN I REALIZED THE CAR WAS LOSING POWER AND QUICKLY PULLED ON THE SIDE OF THE ROAD BECAUSE THERE WERE CARS IN FRONT AND BEHIND ME. LUCKILY NOBODY WAS HURT BUT IF I HAD BEEN ON A HIGHWAY IN THE MIDDLE LANE SOMEONE COULD HAVE LOST THEIR LIFE INCLUDING ME. FROM THE SECOND I REALIZED THE CAR WAS LOSING POWER TO THE POINT THE ENGINE SHUT OFF WAS A MATTER OF 5 SECONDS MAYBE. AFTER DOING MUCH RESEARCH ONLINE I FOUND OUT THERE IS A VERY COMMON PROBLEM WITH VALVE GUIDES BEING OUT OF SPEC IN THIS MODEL CORVETTE.
Mileage: 60,000
#1 AZDANZ06'S AVATARAZDANZ06 , 01-06-2015 11:27 AM LINK TO FILE COMPLAINT: HTTPS://WWW-ODI.NHTSA.DOT.GOV/VEHICL...NT/INDEX.XHTML I JUST FILED A COMPLAINT WITH THE NHTSA ABOUT THE OUT OF SPEC VALVE GUIDE ISSUE, I WOULD ENCOURAGE EVERYONE ELSE TO DO SO AS WELL, MAYBE JUST MAYBE IT WILL FORCE GM TO FINALLY DO A RECALL AND QC ON PARTS. HERE IS MY COMPLAINT: I WAS CONCERNED ABOUT EXCESSIVE VALVE TRAIN NOISE AND AFTER READING SEVERAL CORVETTE FORUM THREADS ABOUT IMPROPERLY MACHINED HEADS BY GM'S SUPPLIER LINAMAR, AND THAT NUMEROUS VEHICLES HAVE HAD VALVES DROP AND RUIN THE ENGINES, 88% OF THE CORVETTE FORUM MEMBERS WHO HAVE HAD THEIR CYLINDER HEADS TESTED FOR EXCESSIVE VALVE GUIDE WEAR, WERE OUT OF SERVICE SPECIFICATIONS. SOURCE: HTTPS://WWW.CORVETTEFORUM.COM/FORUMS...-REGISTRY.HTML GM NEEDS TO ISSUE A RECALL ON THIS ISSUE, THERE HAVE BEEN NUMEROUS ENGINE FAILURES AS A RESULT OF A DROPPED VALVE INTO A CYLINDER WHICH CAN CAUSE ACCIDENTS AND FIRES. GM IS VERY AWARE OF THIS
Mileage: 42,000
THERE IS A LEAK AT THE TOP OF MY FUEL TANK. WHENEVER THE TANK IS 3/4 FILL OR GREATER, FUEL SLOSHES OUT OF THE TOP OF THE TANK AND POOLS ON TOP OF THE TANK AND SOMETIMES DRIPS DOWN ONTO THE EXHAUST.. PARKING THE CAR OVERNIGHT IN THE GARAGE IS FILLING MY GARAGE WITH FUEL VAPORS AND I AM CONCERNED THE DRIPPING FUEL MAY BE A FIRE RISK.
Mileage: 36,000
VALVE BROKE AND LOCKED UP ENGINE. CAR SKIDDED OFF HIGHWAY AND WAS DESTROYED. I WAS DRIVING ON INTERSTATE AND IT WAS RAINING. NO INDICATION OF PROBLEM BEFORE EVENT
Mileage: 9,655
I'VE READ SEVERAL DIFFERENT POSTS ABOUT PEOPLE WITH 2007 CORVETTES HAVING PROBLEMS WITH VALVES AND DROPPING VALVES AND LOSING CONTROL WHEN THIS BECAUSE OF THE POWER STEERING AND BRAKES NOT WORKING WHEN THIS HAPPENS. I BOUGHT MY 2007 CORVETTE Z06 NEW BACK IN 2007 AND I'VE ALWAYS NOTICED VALVE NOISE AND LATELY IT SEEMS A LITTLE LOUDER. I HEAR THE VALVE NOISE MOSTLY DRIVING IT IN TOWN. I'M NOT SURE IF I SHOULD JUST WAIT FOR THE VALVES TO FAIL AND TAKE MY CHANCES OR PAY TO HAVE SOMEONE TO PULL THE HEADS AND CHECK ALL THE VALVES AND REPAIR ANY ONES THAT ARE OUT OF SPECIFICATION. SO I THINK IT'S GM'S RESPONSIBILITY TO DO A RECALL FOR THIS BECAUSE IN MY OPINION THIS IS A DEFECT AND IT WOULD BE VERY DANGEROUS TO DROP A VALVE AND LOSE CONTROL OF MY CAR. I SPENT A LOT OF MONEY ON THIS CAR AND I JUST DON'T FEEL I SHOULD NEED TO PAY ANYMORE MONEY TO DIAGNOSE AND FIX THIS PROBLEM. MY HEADLIGHTS STOPPED WORKING TONIGHT AND LUCKILY THERE IS A RECALL FOR THAT PROBLEM.
Mileage: 500
I WAS CONCERNED ABOUT EXCESSIVE VALVE TRAIN NOISE AND AFTER READING SEVERAL CORVETTE FORUM THREADS ABOUT IMPROPERLY MACHINED HEADS BY GM'S SUPPLIER LINAMAR, AND THAT NUMEROUS VEHICLES HAVE HAD VALVES DROP AND RUIN THE ENGINES, I TOOK MY CAR WITH 27000 MILES ON IT TO A CORVETTE SPECIALTY SHOP TO HAVE MY VALVE GUIDE CLEARANCE TESTED. I HAD (2) INTAKE VALVE GUIDES OUTSIDE OF SERVICE SPECIFICATIONS, (4) EXHAUST VALVE GUIDES OUTSIDE OF SERVICE SPECIFICATIONS, AND A COMBINATION OF (10) OTHER INTAKE AND EXHAUST VALVE GUIDES AT OR NEAR THE MAXIMUM OUTSIDE OF SERVICE SPECIFICATIONS. THE CAR IS BEING REPAIRED WITH PROPER RE-MACHINING OF THE HEADS TO MAKE THE VALVE GUIDES CONCENTRIC, NEW INTAKE AND EXHAUST VALVE GUIDES INSTALLED, AS WELL AS NEW SEALS, VALVES, SPRINGS, ETC. 88% OF THE CORVETTE FORUM MEMBERS WHO HAVE HAD THEIR CYLINDER HEADS TESTED FOR EXCESSIVE VALVE GUIDE WEAR, WERE OUT OF SERVICE SPECIFICATIONS. SOURCE: HTTP://WWW.CORVETTEFORUM.COM/FORUMS/...-REGISTRY.HTML GM NEEDS TO ISSU
Mileage: 24,000
THE EXHAUST VALVE BROKE OFF, AND ENGINE BLEW UP. I WAS DRIVING ON HIGHWAY.
Mileage: 35,995
AS I WAS DRIVING ON THE HIGHWAY MY CAR STARTED TO SWERVE LEFT THEN RIGHT, RESULTING A TOTAL WIPEOUT. I WAS DRIVING AT SAFE SPEED AND WITH CONTROL. THE "SERVICE ACTIVE HANDLING' WARNING CAME UP AFTER I TOOK CONTROL OF THE CAR ON THE SIDE OF THE HIGHTWAY.
Mileage: 40,000
I AM EXTREMELY CONCERNED ABOUT EXCESSIVE VALVE TRAIN NOISE AND AFTER READING SEVERAL CORVETTE FORUM THREADS ABOUT IMPROPERLY MACHINED HEADS BY GM'S SUPPLIER LINAMAR, AND THAT NUMEROUS VEHICLES HAVE HAD VALVES DROP AND RUIN THE ENGINES CAUSING A LOSS OF CONTROL OF THE VEHICLE DUE TO THE ENGINE STOPPING ABRUPTLY. 88% OF THE CORVETTE FORUM MEMBERS WHO HAVE HAD THEIR CYLINDER HEADS TESTED FOR EXCESSIVE VALVE GUIDE WEAR, WERE OUT OF SERVICE SPECIFICATIONS. SOURCE: HTTP://WWW.CORVETTEFORUM.COM/FORUMS/C6-Z06-DISCUSSION/3386141-THE-OUT-OF-SPEC-GUIDE-WEAR-REGISTRY.HTML GM NEEDS TO ISSUE A RECALL ON THIS ISSUE, THERE HAVE BEEN NUMEROUS ENGINE FAILURES AS A RESULT OF A DROPPED VALVE INTO A CYLINDER WHICH CAN CAUSE SEVERE ACCIDENTS AND FIRES. GM IS VERY AWARE OF THIS ISSUE, BUT REFUSES TO DO ANYTHING ABOUT THIS HUGE SAFETY RISK TO DRIVERS, PASSENGERS, AND NEARBY VEHICLES IF THE ENGINE FAILS GOING DOWN THE ROAD. IT HAS BEEN NOTED ON THE FORUM THAT GM IS VERY AWARE OF THE ISSUES AND I ASSUME
Mileage: 28,100
WHILE DRIVING ON THE ROAD AT APROX. 45MPH, MY CAR EXHAUST VALVE DROPPED IN THE MOTOR CAUSING IMMEDIATE ENGINE FAILURE ALSO CREATING POWER STEERING AND POWER BRAKES TO STOP WORKING IMMEDIATELY. THIS SAME EXHAUST VALVE ISSUES OCCURRED WITH MANY OTHER GM CORVETTES WITH THE 7.0LITER Z06 MOTOR.
Mileage: 33,000
WHILE DRIVING ON THE ROAD AT APROX. 45MPH, MY CAR EXHAUST VALVE DROPPED IN THE MOTOR CAUSING IMMEDIATE ENGINE FAILURE ALSO CREATING POWER STEERING AND POWER BRAKES TO STOP WORKING IMMEDIATELY. THIS SAME EXHAUST VALVE ISSUES OCCURRED WITH MANY OTHER GM CORVETTES WITH THE 7.0LITER Z06 MOTOR.
Mileage: 33,000
Loss of motive power due to engine failure
Loss of Motive Power due to the Battery Energy Control Module
Electric Vehicle Battery Fires
Outboard Front Seat Belt Anchor Cable Failure
Fuel Line Leak
Data as of 2025. 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.
Read our methodology — how this data is sourced, computed, and verified.