1999 Chevrolet Silverado 1500 engine and engine cooling problems
10 owner complaints filed with NHTSA name the engine and engine cooling on the 1999 Chevrolet Silverado 1500 — 2% of all complaints for this model year.
What owners report
“1999-20?? Gm 5.3 liter engine. Left side exhaust manifold, last bolt back head has popped off. I have seen four other motors like this and have heard of several more. This allows exhaust gases to enter the cabin area posing a risk of co poisoning. *tr”
filed May 3, 2010
“I have a 1999 chevy silverado which recently caught on fire 20 minutes after I got to work on wednesday morning. The vehicle is a total loss. The fire started on the drivers side in the engine compartment. *tr”
filed May 1, 2010
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Engine and Engine Cooling problems in other Silverado 1500 years
| Year | Reports | Share |
|---|---|---|
| 2025 Silverado 1500 | 1 | 1% |
| 2024 Silverado 1500 | 18 | 6% |
| 2023 Silverado 1500 | 26 | 7% |
| 2022 Silverado 1500 | 24 | 4% |
| 2021 Silverado 1500 | 55 | 7% |
| 2020 Silverado 1500 | 24 | 3% |
| 2019 Silverado 1500 | 47 | 4% |
| 2018 Silverado 1500 | 9 | 2% |
| 2017 Silverado 1500 | 3 | 0% |
| 2016 Silverado 1500 | 1 | 0% |
| 2015 Silverado 1500 | 12 | 1% |
| 2014 Silverado 1500 | 9 | 1% |
Other reported problem areas on the 1999 Chevrolet Silverado 1500
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.