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Lion Lemon

2020-2024 · Compact Luxury SUV

Mercedes-Benz GLC Lemon Law

Experiencing problems with your Mercedes-Benz GLC? Our California lemon law attorneys can help you get the compensation you deserve.

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Common Mercedes-Benz GLC Problems

The M264 2.0-liter turbo four-cylinder engine in GLC 300 models is prone to premature timing chain stretch, often triggering check engine lights with codes P0016 and P0017 related to camshaft position correlation faults before 40,000 miles.
The 9G-TRONIC (NAG3) automatic transmission exhibits harsh or delayed shifting between 2nd and 3rd gears, with mechatronic valve body failures requiring complete transmission replacement under warranty.
The 48-volt EQ Boost mild-hybrid integrated starter-generator (ISG) in 2020-2022 GLC 300 models can fail prematurely, causing rough engine restarts at stop lights and triggering multiple drivetrain malfunction warnings.
The MBUX infotainment head unit (NTG 6.0) suffers from repeated software crashes, black screen events, and unresponsive touchscreens that persist even after dealer software updates and module resets.
The air suspension self-leveling system on GLC models equipped with AIRMATIC develops compressor failures and air spring leaks at the rear axle, causing the vehicle to sag overnight and display suspension malfunction warnings on startup.

Your California Lemon Law Rights

Under California's Song-Beverly Consumer Warranty Act, if your Mercedes-Benz GLC has a substantial defect that cannot be repaired after a reasonable number of attempts, you may be entitled to:

  • Full refund of the purchase price
  • Replacement vehicle of comparable value
  • Cash compensation (cash-and-keep settlement)
  • Attorney's fees paid by the manufacturer

Mercedes-Benz GLC Lemon Law FAQ

How many repair attempts does my 2020-2024 GLC need before it qualifies as a lemon under California law?

Under the Song-Beverly Consumer Warranty Act, if your GLC has been subjected to two or more repair attempts for a defect that could cause death or serious injury, or four or more attempts for any substantial warranty defect, it may qualify. Additionally, if your GLC has been out of service for a cumulative total of 30 or more calendar days for warranty repairs, that also meets the threshold.

My GLC 300's 9G-TRONIC transmission keeps having harsh shifts even after multiple dealer visits. What are my rights?

If your GLC's transmission defect substantially impairs its use, value, or safety and the dealer has been unable to fix it after a reasonable number of attempts, you may be entitled to a refund or replacement under the Song-Beverly Act. Mercedes-Benz is required to either repurchase the vehicle or provide a comparable replacement. You should keep detailed records of every dealer visit, repair order, and the number of days your GLC was in the shop.

Does the California Lemon Law cover my leased GLC, or only purchased vehicles?

The Song-Beverly Consumer Warranty Act covers both leased and purchased vehicles in California, so your leased GLC is fully protected. If your leased GLC qualifies as a lemon, you may be entitled to a refund of all lease payments made, plus your down payment and other costs. The manufacturer is also responsible for paying your attorney fees if you prevail in a lemon law claim.

My GLC's MBUX infotainment system keeps crashing and the dealer says it's a software issue, not a defect. Can I still file a lemon law claim?

Yes. Under the Song-Beverly Act, a defect does not need to be mechanical to qualify — software malfunctions that substantially impair the use, value, or safety of your GLC are covered. Repeated MBUX failures can affect navigation, backup camera functionality, and vehicle settings, which can constitute a substantial impairment. Document each occurrence and dealer visit, as the pattern of failed repairs strengthens your claim.

Other Mercedes-Benz Models We Cover

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