Does the 2020 Ram 4500 have any recalls?

10 recalls found in NHTSA data as of September 22, 2026, covering: service brakes, hydraulic, visibility, fuel system, diesel, engine and engine cooling, wheels, service brakes. Recalls apply to the model and year; whether a particular vehicle is included, and whether it has been repaired, depends on its VIN.

How do I check if my 2020 Ram 4500 recall has been fixed?

Enter your 17-character VIN at nhtsa.gov/recalls, or ask a Ram dealer. Recall repairs are free. NHTSA's VIN search doesn't list recalls that were already repaired.

How many complaints have owners filed about the 2020 Ram 4500?

4 complaints filed with NHTSA. Complaints are unverified reports from the public that NHTSA uses to decide what to investigate.

2020 Ram 4500 recalls

Source: NHTSA data as of September 22, 2026. Last refreshed Sep 23, 2026, 2:43 AM UTC.

10 recalls found in NHTSA data as of September 22, 2026

For the 2020 Ram 4500. These apply to the model and year, not to one particular vehicle: check your VIN to see whether yours is included and whether it has been repaired.

Has your Ram been repaired?

Recalls here come from NHTSA’s records for the model and year. Not every vehicle of a model is included in every recall, and this site can’t see whether a repair has been done. Only a VIN lookup can tell you that.

NHTSA’s VIN search doesn’t show recalls that were already repaired, recalls more than 15 years old, or some small manufacturers’ recalls. Recall repairs are free.

2020 Ram 4500 recalls, newest first

October 11, 2022NHTSA 22V75900026,961 vehicles potentially affected

Service brakes, hydraulic › Foundation components › Hoses, lines/piping, and fittings

Summary: Chrysler (FCA US, LLC) is recalling certain 2019-2020 Ram 4500 and 5500 Cab Chassis vehicles. The rear brake hose inside diameter may be too small, which could cause the hose to rupture. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 106, "Brake Hoses."
Consequence: A brake hose rupture can cause a loss of braking ability, increasing the risk of a crash.
Remedy: Dealers will replace the rear brake hoses, free of charge. Owner notification letters were mailed April 27, 2023. Owners may contact FCA US, LLC customer service at 1-800-853-1403. FCA US, LLC's number for this recall is ZA5.

This recall on nhtsa.gov

January 27, 2022NHTSA 22V035000171,789 vehicles potentially affected

Visibility › Windshield wiper/washer › Linkages

Summary: Chrysler (FCA US, LLC) is recalling certain 2019-2020 Ram 2500 and Ram 3500 vehicles, Ram 3500 Cab Chassis, 4500 Cab Chassis, 5500 Cab Chassis and 3500 Cab Chassis with a gross vehicle weight rating (GVWR) of less than 10,000 lbs. The windshield wiper arms may loosen, possibly causing the wipers to function improperly and reduce the driver's visibility in certain weather conditions.
Consequence: Reduced visibility increases the risk of a crash.
Remedy: Dealers will tighten the wiper nuts, free of charge. Owner notification letters were mailed February 15, 2022. This recall is an expansion of recall number 20V-208. Owners may contact FCA US, LLC customer service at 1-800-853-1403. FCA US, LLC's number for this recall is Z08.

This recall on nhtsa.gov

November 12, 2021NHTSA 21V880000222,410 vehicles potentially affected

Fuel system, diesel › Delivery › Fuel pump

Summary: Chrysler (FCA US, LLC) is recalling certain 2019-2020 Ram 2500, 3500 pickup trucks, and Ram 3500, 4500, and 5500 cab chassis vehicles equipped with Cummins 6.7L Turbo Diesel engines. The High Pressure Fuel Pump (HPFP) may fail, resulting in a sudden engine stall without warning.
Consequence: An engine stall increases the risk of a crash.
Remedy: Dealers will replace the HPFP, update the Powertrain Control Module (PCM) software, and inspect and replace additional fuel system components as necessary, free of charge. Interim owner notification letters to inform owners of the safety recall were mailed on January 4, 2022. Owner notification letters were mailed on May 17, 2022. Phase 2 owner notification letters are expected to be mailed on March 2, 2023. Owners may contact FCA US, LLC customer service at 1-800-853-1403. FCA US, LLC's number for this recall is Y78.

This recall on nhtsa.gov

June 10, 2021NHTSA 21V43900032,002 vehicles potentially affected

Engine and engine cooling › Engine › Oil/lubrication

Summary: Chrysler (FCA US, LLC) is recalling certain 2019-2020 Ram 3500, 4500, and 5500 cab chassis vehicles equipped with a Cummins 6.7L High Output engine. The engine calibration software may not warn about low oil volume.
Consequence: Low oil can damage the engine, causing an oil leak or a punctured engine block, increasing the risk of a fire.
Remedy: Dealers will update the engine calibration software, free of charge. Owner notification letters were mailed June 25, 2021. Owners may contact FCA US LLC customer service at 1-800-853-1403. FCA US LLC's number for this recall is Y21.

This recall on nhtsa.gov

May 27, 2021NHTSA 21V398000447,985 vehicles potentially affected

Wheels › Lugs/nuts/bolts/studs

Summary: Chrysler (FCA US, LLC) is recalling certain 2012-2021 RAM 3500, 3500 Cab Chassis, 4500 Cab Chassis, and 5500 Cab Chassis vehicles. Incorrect information in the Service and Owner's Manuals may cause the flanged lug nuts to be over-tightened, which could result in a broken wheel stud and possible wheel separation.
Consequence: Wheel separation can cause a vehicle crash.
Remedy: Dealers will update the torque specification in the owner's manual and other published service documents. Dealers will also inspect the vehicle's wheel studs, replacing them if necessary, free of charge. Owner notification letters were mailed on November 30, 2021. Campaign Y36 owner notification letters were mailed on November 30, 2021. Campaign Y26 owner notification letters were mailed on December 1, 2021. Owners may contact FCA US customer service at 1-800-853-1403. FCA US's numbers for this recall are Y26 and Y36.

This recall on nhtsa.gov

January 26, 2021NHTSA 21V0230004 vehicles potentially affected

Service brakes, hydraulic › Foundation components › Hoses, lines/piping, and fittings

Summary: Excellance, Inc (Excellance) is recalling certain 2019-2020 Excellance-modified RAM 4500/5500 vehicles to be equipped with CLASS Suspension Systems. In the affected suspension systems, the rear brake caliper flexible line may have been routed so that it contacts a suspension component, possibly causing excessive wear and a loss of rear brakes.
Consequence: A worn rear brake caliper flexible line may cause brake fluid leakage which may result in a partial or complete loss of the rear brakes, increasing the risk of a crash.
Remedy: Excellance will notify owners, and dealers will install a kit to remedy any damage and to prevent any future damage, free of charge. The manufacturer has not yet provided a schedule for recall notification. Owners may contact Excellance customer service at 1-800-882-9799.

This recall on nhtsa.gov

January 20, 2021NHTSA 21V0160006 vehicles potentially affected

Service brakes

Summary: Custom Truck And Body Works is recalling certain 2020 Dodge 4500 and 5500 vehicles. In the affected suspension systems, the rear brake caliper flexible line may have been routed so that it contacts a suspension component, possibly causing excessive wear and a loss of rear brakes.
Consequence: A worn rear brake caliper flexible line may cause brake fluid leakage, which may result in a partial or complete loss of the rear brakes, increasing the risk of a crash.
Remedy: Custom Truck And Body Works will notify owners, and dealers will repair the affected suspension systems, and rear brake caliper flexible line, free of charge. Owners may contact Custom Truck And Body Works customer service at 1-706-553-9178. Custom Truck And Body Works number for this recall is 20E-031.
Components: Service brakes; Service brakes, hydraulic › Foundation components › Hoses, lines/piping, and fittings; Suspension › Rear

This recall on nhtsa.gov

January 13, 2021NHTSA 21V00800023 vehicles potentially affected

Service brakes, hydraulic › Power assist › Vacuum › Hoses, lines/piping, and fittings

Summary: Braun Northwest (Braun Northwest) is recalling certain 2019-2020 RAM 4500/5500 vehicles equipped with Liquid Spring rear suspension systems. In the affected suspension systems, the rear brake caliper flexible line may have been routed so that it contacts a suspension component, possibly causing excessive wear and a loss of rear brakes.
Consequence: A worn rear brake line may leak fluid, resulting in a partial or complete loss of the rear brakes, increasing the risk of a crash.
Remedy: Braun Northwest will notify owners, and dealers will install a repair kit to each rear caliper and modify the rear brake caliper flexible line mounting. Any worn rear brake caliper flexible lines will be replaced as needed, free of charge. The recall began June 8, 2020. Owners may contact Braun Northwest customer service at 1-360-748-0195.

This recall on nhtsa.gov

August 27, 2020NHTSA 20V51100032,318 vehicles potentially affected

Engine and engine cooling › Engine › Oil/lubrication

Summary: Chrysler (FCA US LLC) is recalling certain 2019-2020 Ram 3500, 4500 and 5500 cab chassis built with a Cummins 6.7L High Output engine. Inadequate warmup protection can cause a lack of oil film on the engine connecting rod bearings while the engine is reaching operating temperature. This can result in engine damage and connecting rod failure, which could potentially puncture the engine block.
Consequence: A damaged engine block may leak oil, which can contact hot engine or exhaust components, increasing the risk of a fire.
Remedy: Chrysler will notify owners, and dealers will flash the engine calibration software to enhance the engine warm up protection, free of charge. The recall began September 10, 2020. Owners may contact Chrysler customer service at 1-800-853-1403. Chrysler's number for this recall is W57.
Components: Engine and engine cooling › Engine › Oil/lubrication; Electrical system › Software

This recall on nhtsa.gov

May 13, 2020NHTSA 20E031000397 vehicles potentially affected

Service brakes

Aftermarket equipment: applies only if this part was installed

Summary: LiquidSpring LLC (LiquidSpring) is recalling certain Compressible Liquid Adaptive Suspension Systems (C.L.A.S.S.), part numbers DS135RS3A, DS135RS3AF, DS135RS3-DM, sold for use with 2019-2020 RAM 4500 and 5500 vehicles. In the affected suspension systems, the rear brake caliper flexible line may have been routed so that it contacts a suspension component, possibly causing excessive wear and a loss of rear brakes. As such, these parts fail to comply with Federal Motor Vehicle Safety Standard (FMVSS) number 105, "Hydraulic and Electric Brake Systems."
Consequence: A worn rear brake caliper flexible line may cause brake fluid leakage which may result in a partial or complete loss of the rear brakes, increasing the risk of a crash.
Remedy: LiquidSpring has notified the purchasers, and the affected vehicle manufacturers will file recalls to have their dealers inspect the rear brake caliper flexible lines for wear and install a kit to modify the rear brake caliper flexible line mounting, and if necessary, a kit to replace worn brake lines, free of charge. The recall May 13, 2020. Owners may contact LiquidSpring customer service at 1-765-474-7816, extension 1.
Components: Service brakes; Service brakes, hydraulic › Foundation components › Hoses, lines/piping, and fittings; Suspension › Rear

This recall on nhtsa.gov

Owner complaints

Owners have filed 4 complaints about the 2020 Ram 4500 with NHTSA. Complaints are unverified reports from the public; NHTSA uses them to decide what to investigate.

Crashes reported: 0
Fires reported: 0
Injuries reported: 0
Deaths reported: 0

Most complained-about components

Visibility2
Diesel1
Fuel system1
Fuel/propulsion system1
Unknown or other1

Other Ram 4500 years

Other 2020 Ram models

Most recalled 2020 vehicles

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2020 Mercedes-Benz GLE 350 (27 recalls)

All of 2020’s most recalled vehicles

Questions

Does the 2020 Ram 4500 have any recalls?: 10 recalls found in NHTSA data as of September 22, 2026, covering: service brakes, hydraulic, visibility, fuel system, diesel, engine and engine cooling, wheels, service brakes. Recalls apply to the model and year; whether a particular vehicle is included, and whether it has been repaired, depends on its VIN.
How do I check if my 2020 Ram 4500 recall has been fixed?: Enter your 17-character VIN at nhtsa.gov/recalls, or ask a Ram dealer. Recall repairs are free. NHTSA's VIN search doesn't list recalls that were already repaired.
How many complaints have owners filed about the 2020 Ram 4500?: 4 complaints filed with NHTSA. Complaints are unverified reports from the public that NHTSA uses to decide what to investigate.