Used Mercedes-Benz GLC 220

What to know before buying: Mercedes-Benz GLC 220

From 1 forum thread and 3 press tests · updated 12/10/2026

What the reviews say

• The tested GLC 220d 4Matic has a high-quality, inviting cabin whose design also impressed passengers.[2]one source
• The GLC 220d rides very well on conventional steel springs; even its 20-inch tyres produced only distant background noise in the test.[2]one source
• The tested version combines 4Matic all-wheel drive with a nine-speed 9G-Tronic automatic and multiple driving modes.[2]one source
• A Mercedes specialist considers the GLC dependable when serviced on time with the correct parts and oils.[4]one source

Typical faults

• A diesel GLC 220 was reported with a Check Engine fault for the second NOx sensor; possible causes include the sensor, deposits, poor contacts, damp wiring or its control circuit.[1]one source

  GLC 220 diesel

• On a 2017 GLC 220, steering vibration was traced to improperly balanced transmission components; replacement fixed it, though the owner still reported suspension trouble.[3]one source

  2017–2017 · GLC 220

• A GLC specialist lists transmission problems and suspension wear among the faults it sees most often.[4]one source
• A specialist identifies cooling-system component failures and oil leaks as characteristic GLC faults.[4]one source
• Diesel GLCs need particular attention to their DPF and EGR systems, whose faults the specialist lists among the most common.[4]one source

  diesel

Which engine and version to take

• Choose only an example with documented, timely servicing and the correct oil specification; the specialist considers such a GLC dependable.[4]one source

What to avoid

• Avoid a diesel without evidence of DPF and EGR care, as the specialist identifies these systems among the common trouble spots.[4]one source

What to check at the inspection

• For a NOx fault, check the signal, contacts, wiring moisture and deposits before replacing parts; forum contributors recommend full diagnosis and a second opinion.[1]one source
• During the test drive, check for steering vibration at different speeds; on one 2017 GLC 220 it came from improperly balanced transmission components.[3]one source
• Check transmission operation, suspension wear, cooling-system parts and oil leaks; the specialist identifies them as characteristic GLC trouble spots.[4]one source
• On a diesel, diagnose the condition of the DPF and EGR and request their maintenance history.[4]one source
• Inspect large wheels and low-profile tyres for pothole and kerb damage; the road test recommends a taller, more comfortable tyre profile for local roads.[2]one source

Verdict

Sources

1. [1]iauto.lv — NOx sensors Nr.2 Mercedes-Benz GLC 220 dīzelis, kā tas ... · forum
2. [2]tvnet.lv — Mercedes–Benz GLC 220d 4Matic · press
3. [3]opinautos.com — Problemas con Mercedes Benz glc di · press
4. [4]startechprestige.com.au — Mercedes-Benz GLC Common Problems & Tips · press

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