1999 Chevrolet Silverado engine and engine cooling problems
61 owner complaints filed with NHTSA name the engine and engine cooling on the 1999 Chevrolet Silverado — 4% of all complaints for this model year.
What owners report
“Tl* the contact owns a 1999 chevrolet silverado. The contact stated that the exhaust manifold studs detached from the cylinder head causing exhaust fumes to leak from the engine. The vehicle was not diagnosed or repaired. The manufacturer was notified of the failure. The approximate failure mileage…”
filed Aug 20, 2014
“Broken exhaust manifold bolts. 3 bolts have broken off on their own. 2 from one side and one from the other. V8 6 liter motor. *tr”
filed Oct 18, 2011
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Engine and Engine Cooling problems in other Silverado years
| Year | Reports | Share |
|---|---|---|
| 2015 Silverado | 1 | 1% |
| 2014 Silverado | 1 | 1% |
| 2013 Silverado | 1 | 2% |
| 2011 Silverado | 1 | 1% |
| 2010 Silverado | 3 | 5% |
| 2009 Silverado | 4 | 5% |
| 2008 Silverado | 4 | 2% |
| 2007 Silverado | 6 | 3% |
| 2006 Silverado | 7 | 4% |
| 2005 Silverado | 20 | 6% |
| 2004 Silverado | 24 | 4% |
| 2003 Silverado | 26 | 4% |
Other reported problem areas on the 1999 Chevrolet Silverado
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.