2020 Mercedes-Benz GLS-Class Maintenance guide
v1.0Updated Ryan Davis4 Sources Analyzed
The 2020 Mercedes-Benz GLS-Class demonstrates excellent reliability with no recalls or complaints logged in NHTSA data. Owners should focus on routine maintenance, including regular fluid checks and filter replacements, to uphold its premium performance.
Reliability Score
Est. Annual Maintenance Cost
$700 - $1,100
TSBs & Recalls
0 TSBs | 0 Recalls
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Key Takeaways
- The 2020 Mercedes-Benz GLS-Class boasts an excellent reliability rating with no reported recalls or complaints.
- Routine maintenance, including oil changes and filter replacements, is key to preserving performance.
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Critical service intervals
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MethodologyHow we score →
Scores are derived from NHTSA recalls and owner complaints, normalized by vehicle segment averages.
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