Most common 1997 Mercedes-Benz SL320 problems
Share of the 6 complaints; one complaint can involve more than one system. "~" is the median mileage when the problem started.
Mercedes-Benz SL320 complaints by model year
1997 Mercedes-Benz SL320 recalls (1)
Air bags › Frontal
Vehicle description: passenger vehicles. Corrosion of the electrical ignition filament of the air bag gas generator module can occur if the vehicle is operated in areas of frequently high humidity.
Remedy: Dealers will replace the driver's air bag module.
1997 Mercedes-Benz SL320 engines & fuel economy
| Engine | Transmission | Drive | MPG city / hwy / combined |
|---|---|---|---|
| 3.2L 6-cyl | 5-speed automatic | RWD | 16 / 22 / 18 |
EPA ratings. Class: Sports car.
Frequently asked questions
Is the 1997 Mercedes-Benz SL320 a good car?
That is a low number of complaints for a car on sale this long. So far owners have filed 6 complaints with NHTSA.
What is the most common problem with the 1997 Mercedes-Benz SL320?
The electrical system — 2 complaints, 33% of all complaints for this model year, most often about wiring. Next are the engine & cooling (2) and windows, wipers & sunroof (1).
How many recalls does the 1997 Mercedes-Benz SL320 have?
There is 1 recall for the 1997 Mercedes-Benz SL320, the most recent from November 22, 1999 (frontal). Recall repairs are free at any authorized dealer — check whether yours has been done with the VIN recall check.
At what mileage do 1997 Mercedes-Benz SL320 problems happen?
The median mileage reported in complaints is about 150,000 miles; 0% of problems with a recorded mileage started before 50,000 miles.
Source: U.S. National Highway Traffic Safety Administration (NHTSA) — owner complaints through October 20, 2026, recalls and defect investigations; fuel economy from the EPA. Complaints are unverified reports and are not proof of a defect. How we rate model years.