IsItAGoodCar

Common Problems with the
2021–2022 Jeep Grand Cherokee (WK2)

We've identified 3 known issues that can affect the 2021–2022 Jeep Grand Cherokee (WK2). 2 of these are serious faults that could be expensive to repair.

3
Known Issues
2
Serious
1
Moderate
0
Minor

The 2021–2022 period has 1 more issue than the Jeep Grand Cherokee (WK2) average across all year periods.

All Known Issues

3.0 CRD EGR, DPF and SCR faults

SeriousExhaust & Emissions

Short-trip use and age can bring on EGR fouling, DPF trouble and AdBlue or NOx-sensor faults, making the diesel Grand Cherokee the car to scan before buying.

Most affected: 3.0 CRD diesel

Estimated cost: £250–£1,500Affects: 2011–2022Often appears around: 50,000–120,000 miles

Typical symptoms

  • •Check engine or service emissions message
  • •Limp mode
  • •Repeated regenerations
  • •Poor starting on later SCR cars

What to inspect before you buy

  • ✓Scan for DPF, EGR and SCR faults
  • ✓Ask how the car is usually driven
  • ✓Drive it until fully hot

Quadra-Lift air-suspension leaks and compressor wear

SeriousSuspension & Chassis

The air suspension gives the WK2 real versatility, but leaking air springs, tired compressors and height-sensor faults are classic expensive-used-4x4 issues.

Most affected: Overland, Summit, Cars with Quadra-Lift

Estimated cost: £400–£2,000Affects: 2011–2022Often appears around: 50,000–100,000 miles

Typical symptoms

  • •Vehicle sits low on one corner
  • •Suspension service message
  • •Compressor runs for too long

What to inspect before you buy

  • ✓Cycle all ride heights
  • ✓Leave the car parked and check if it sinks
  • ✓Inspect for recent air-suspension invoices

Uconnect and battery-drain electrical faults

ModerateElectrics & Electronics

Aging batteries and Jeep electronics can combine to create screen freezes, parking-sensor warnings, random no-starts or a whole dashboard of misleading messages.

Most affected: All WK2 models

Estimated cost: £150–£900Affects: 2011–2022Often appears around: Often age-related rather than mileage-related

Typical symptoms

  • •Flat battery after standing
  • •Frozen infotainment screen
  • •Random ABS or parking-sensor warnings

What to inspect before you buy

  • ✓Check battery age and charging voltage
  • ✓Cold-start the infotainment and camera systems
  • ✓Look for repeated battery replacements or module work

Buying Tips for the 2021 Jeep Grand Cherokee (WK2)

  • ✓A proper diagnostic scan matters on diesel Grand Cherokees because SCR, EGR and DPF faults are often stored before they become permanent dashboard warnings
  • ✓Air-suspension cars should rise and lower cleanly without leaning or compressor noise that keeps running
  • ✓Check Uconnect, cameras, parking sensors and keyless functions together because electrical faults often show up as clusters rather than one neat failure
  • ✓A strong battery and charging system matter on these cars; weak voltage causes misleading warnings and strange behaviour
2019–2020 Jeep Grand Cherokee (WK2)

Browse 2021–2022 Jeep Grand Cherokee (WK2) in our Directory

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Other Jeep Grand Cherokee (WK2) Year Periods

2011–20182019–20202021–2022

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