2007 Chevrolet Corvette Z06 engine problems
26 owner complaints filed with NHTSA name the engine on the 2007 Chevrolet Corvette Z06 — 58% of all complaints for this model year.
What owners report
“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”
filed Mar 23, 2018
“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.”
filed Feb 4, 2018
“The head issue valve guide on the heads was completely out of spec....have repaired car twice because of this issue '.”
filed Jul 8, 2018
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive.
04-06-04-051J · Service Bulletin/Repair Instructions · issued Sep 27, 2024
Engine problems in other Corvette Z06 years
| Year | Reports | Share |
|---|---|---|
| 2008 Corvette Z06 | 25 | 52% |
| 2006 Corvette Z06 | 18 | 38% |
Other reported problem areas on the 2007 Chevrolet Corvette Z06
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.