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2020–2023 Jeep Gladiator · common fault repair costs

What the known faults on this Jeep Gladiator typically cost to put right at a UK independent garage · use the figures to price risk before you bid, and to justify a reduction when something shows up on inspection.

Cost at a glance

Most expensive fault
£250–£1,800
Top three risks, from
£1,070
Worst case, everything
£9,050

The single priciest documented job on the 2020–2023 Jeep Gladiator is body & corrosion repair at £250–£1,800. Few cars need every repair listed here · treat £2,110–£9,050 as the full exposure if one arrived with all of them.

Cost per fault

BodyworkMedium

Bubbling paint and blistering around the door and bonnet hinges caused by galvanic corrosion between the aluminium doors and steel hinges.

Body & corrosion repair£250–£1,800

Inspect · Run your fingers along the edges of all exterior door and bonnet hinges feeling for raised, bubbling paint or powdery residue.

TransmissionMedium

8-speed / manual clutch behaviour.

Clutch & dual-mass flywheel£700–£1,600

Inspect · Test all gears and the clutch bite point.

ElectricalLow

Infotainment (Uconnect) glitches.

Infotainment repair or software fix£120–£1,200

Inspect · Test the screen and cameras.

SteeringHigh

Front-axle 'death wobble' — violent steering shake after a bump.

Suspension refresh (per axle)£250–£1,100

Inspect · Test at highway speed over rougher surfaces; check the steering damper and track bar.

DrivetrainHigh

Flashing axle lock warning light on the instrument cluster due to potting compound failure on the rear locker sensor (Rubicon models).

Electrical diagnosis & module repair£120–£900

Inspect · Engage 4-Low, press the rear locker switch, and verify the dashboard indicator turns solid rather than flashing continuously.

ElectricalMedium

Engine Stop/Start (ESS) system failure or complete non-start caused by a degraded auxiliary battery draining the main battery.

EGR valve / cooler replacement£300–£900

Inspect · Start the engine and scroll through the instrument cluster menus to the ESS screen; check for a 'Start/Stop Unavailable' warning.

BodyLow

Tailgate and soft-top / hardtop seal leaks.

Water-ingress trace & seal£150–£800

Inspect · Check seals and the headliner for stains.

EngineMedium

Oil pooling in the engine valley and dripping down the bell housing due to a cracked plastic oil filter housing.

Cooling component replacement£220–£750

Inspect · Shine a torch past the oil filter cap into the V-valley beneath the intake manifold to check for pooled oil or coolant.

Ranges are indicative parts-and-labour costs at a UK independent garage, inclusive of VAT. Franchised dealers typically sit 40–80% higher, and prestige or electrified variants sit at the top of each band. Always get a written quote before committing.

Inspecting a Jeep Gladiator this week?

Build a tickable checklist for the exact car in front of you, record faults with photos, and hand the buyer a report.