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2020 PETERBILT 548

1 recalls, 0 complaints - 13 TSBs

23V661000 Sep 29, 2023
SERVICE BRAKES, AIR
Defect Description
PACCAR Incorporated (PACCAR) is recalling certain 2021-2024 Kenworth T280, T380, 2020-2024 Peterbilt 548, 536, 2024 Peterbilt 537, and 2020-2024 Kenworth T480 trucks. The timing of the trailer brake release may be delayed. As such, these vehicles fail to comply with the requirements of Federal Mot... Read more
Consequence
A delay in the trailer brake release can create instability to the trailer and increase the risk of a crash.
Remedy
Dealers will replace the fittings and hoses in the affected valves, free of charge. Owner letters were mailed January 15, 2024. Owners may contact Kenworth's customer service at 1-425-828-5888 and Peterbilt's customer service at 1-940-591-4220. PACCAR's numbers for this recall are 23KWJ and 23PBJ... Read more
254 vehicles affected
Manufacturer: PACCAR Incorporated

No complaints found for this vehicle.

Technical Service Bulletins, 2020 PETERBILT 548

13 manufacturer communications from 11 unique bulletins. TSBs describe known problems and recommended fixes from the manufacturer.

Most Affected Components

ComponentBulletins
040000 SERVICE BRAKES, AIR3
350000 EQUIPMENT2
080000 FUEL SYSTEM, DIESEL2
060000 ENGINE AND ENGINE COOLING2
353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.1
118410 ELECTRICAL SYSTEM:ADAS:BLINDSPOT:SOFTWARE1
160000 STRUCTURE1
030000 BRAKES (PWS)1
23PBJ Dec 22, 2023
040000 SERVICE BRAKES, AIR
Certain 536, 537, 548, and 567 chassis built with 2.1m Medium Duty End of Frame Trailer Connections and Tractor Protection Valves may not meet the standard trailer brake release timing requirements by 0.5 seconds. A delay in the trailer bra
23PBJ Oct 23, 2023
040000 SERVICE BRAKES, AIR
Certain 536, 537, and 548 chassis built with 2.1m Medium Duty End of Frame Trailer Connections may exceed the standard trailer brake release timing requirements by 0.5 seconds due to the size of the tractor protection valve fitting and hose
23PBB May 3, 2023
040000 SERVICE BRAKES, AIR
Safety Recall The brake pedal plunger which connects the brake pedal to the brake valve may dislodge after the pedal is fully depressed, and rapidly released (side slip foot brake release). If the plunger in the brake pedal assembly dislod
E303 Jan 12, 2023
060000 ENGINE AND ENGINE COOLING
This campaign is the final opportunity to replace the oil filter screw cap to reduce occurrences of broken bypass valve tabs. Broken oil valve tabs can cause oil flow obstruction to critical engine parts, resulting in serious engine damage.
45-064 Oct 18, 2022
060000 ENGINE AND ENGINE COOLING
Info Only - PACCAR is introducing Over-the-Air (OTA) software updates for engine MY17 and newer chassis equipped with Cummins X15, X12, ISX12, ISX12N, L9N, PX-7, and PX-9 engines The technology will leverage the existing Remote Diagnostic c
13-060 Aug 3, 2022
030000 BRAKES (PWS)
The service information for Bendix Air Dryer maintenance is being updated to include new procedures.
51-013 Feb 4, 2022
350000 EQUIPMENT
Due to major data carriers phasing out 3G networks, chassis currently utilizing first generation Peoplenet Mobile Gateway (PMG001) will experience severe 3G service degradation as early as January of 2022. Chassis currently utilizing 3G ant
43-071 Sep 21, 2021
080000 FUEL SYSTEM, DIESEL
Fix-As-Fail a?? Due to undersupply issues, only a limited supply of Diesel Exhaust Fluid (DEF) sensors are available. As a temporary solution, after PACCAR confirms a DEF sensor is not available, a temporary software update will allow a veh
02-168 Sep 20, 2021
160000 STRUCTURE
Information Only - Rear axle Quarter Fenders with less than two inches of clearance between the top of the quarter fender and the bottom of the trailer/equipment are susceptible to damage. The lack of clearance could result in cracked/broke
21 PBG Aug 6, 2021
080000 FUEL SYSTEM, DIESEL
a??Safety Recall - Model year 2021 Cummins PX9 fuel hose assemblies may leak from the hoses between the fuel pump and the remote filter head. A fuel leak in the presence of an ignition source may increase the risk of a fire. A repair is now
52-004 Jul 19, 2021
353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
Fix-as-Fail: Radio does not mute when truck with auto trans is placed in reverse. Software flash resolves issue.
52-004 Jul 19, 2021
118410 ELECTRICAL SYSTEM:ADAS:BLINDSPOT:SOFTWARE
Fix-as-Fail: Radio does not mute when truck with auto trans is placed in reverse. Software flash resolves issue.
02-164 May 27, 2021
350000 EQUIPMENT
A vinyl camouflage wrap was applied to new model 536, 537, and 548 cabs built during the validation phase of the new product launch. The purpose of the wrap was to protect the confidentiality of the trucks until the unveiling.

PETERBILT 548 - All Years Overview

Complete safety history for the PETERBILT 548 across all model years (2020, 2027).

48 Total Recalls
2 Total Complaints
0 Investigations
0 Reported Crashes
0 Reported Fires
0 Reported Deaths

PETERBILT 548 - Year by Year

Compare recalls and complaints across model years. Click any year to see full details.

Year Recalls Complaints
2027 1 0 View
2026 3 0 View
2025 7 1 View
2024 13 1 View
2023 11 0 View
2022 7 0 View
2021 5 0 View
2020 (current) 1 0

Other PETERBILT Models

Model Recalls Complaints
567 326 11 View
579 308 53 View
389 271 34 View
367 260 0 View
365 259 1 View
520 234 4 View
348 158 0 View
320 154 7 View