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Service bulletins for the 2022 Peterbilt 579

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

110 on file from NHTSA, as of 2026-10-19.

By type

By component

By topic

Bulletins, newest first
23PBD2023-07-05. Service bulletin. ELECTRICAL SYSTEM. On certain Model Year 2022 and 2023, 579 MLU trucks, built between 04/26/2021 and 07/29/2022, equipped with a PACCAR MX-13 engine and PACCAR 160-amp alternator, the alternator positive cable may chafe against the left-hand side, front spring bracket, top rearward fastener, if the fastener was installed with the head on the outside of the frame rail. Chafing of the alternator positive cable insulation may result in an increased risk of a fire.
01-0792023-07-05. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM; VISIBILITY; ENGINE AND ENGINE COOLING. Fix-as-Fail - HVAC Intermittently Stops Blowing Cold Air
36-0082023-06-03. Service bulletin. STRUCTURE; ELECTRICAL SYSTEM. Certain 579 chassis are eligible to receive production level Digital Display software, Digital Display, Lane Keep Assist MUX switches, and Kick Panel.
02-1782023-05-05. Service bulletin. STRUCTURE; VISIBILITY. Fix As Fail – Certain 579, and New Model 579 chassis that were manufactured with a Bendix forward looking camera system may experience bracket failure causing the bracket and camera to fall from the windshield.
E3002023-05-05. Service bulletin. ENGINE AND ENGINE COOLING. PACCAR will reimburse customers for the local purchase of in-tank fuel additive for EPA2021 compliant MX engines. This is a one-time reimbursement. Only customers who have received E290 injector cleaning qualify for this reimbursement. See bulletin for limits and purchase tracking requirements.
E2902023-05-05. Service bulletin. ENGINE AND ENGINE COOLING. FIX-AS-FAIL – Updated procedures and claim filing information. EPA2021 injector cleaning is referenced in RMI for certain injector faults. Complete the procedures in E290. Refer to E300 for in-tank additive information.
34-0962023-05-05. Service bulletin. SERVICE BRAKES, AIR; ELECTRICAL SYSTEM. Fix As Fail – All New Model 579 chassis with Bendix radar opti on may have a harness rub against the radiator that is causing possible damage.
S0212023-04-04. Service bulletin. ELECTRICAL SYSTEM. Battery monitor module parts are now available. This bulletin update includes an installation procedure for the module and instructions to enable software functionality. Vehicles shipped with a pre-wire condition are now eligible for this customer paid installation of battery monitor modules as requested.
03-087(E295)2023-03-01. Service bulletin. ENGINE AND ENGINE COOLING. Certain Model Year 2021-2024 chassis with PACCAR MX engines and optional fuel filter restriction virtual gauge may display incorrect restriction levels. The virtual gauge will be temporarily disabled until are vised sensor strategy is developed.
02-1762023-03-01. Service bulletin. STRUCTURE. Model 579 A-pillar fairing adhesive is not properly securing the fairing to the cab structure.
02-1732022-12-05. Service bulletin. STRUCTURE. Certain Model 579 chassis are able to have temporary chassis fairing latches updated to production-level fairing latches.
21PBN2022-12-05. Service bulletin. FUEL SYSTEM, DIESEL:STORAGE:TANK ASSEMBLY; ELECTRICAL SYSTEM. 21PBN – LNG/CNG Methane Detecti on System Will Not Warn Operator if System Loses Power – NHTSA ID:21V00N, TC: 2021-793
45-0642022-11-02. Service bulletin. 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 cs hardware to deliver secure software updates remotely. This will reduce downtime and save on maintenance costs for eligible vehicles.
14-0432022-10-05. Service bulletin. SUSPENSION. Fix-As-Fail On certain chassis with Low Air Leaf Suspension or Low-Low Air Leaf Suspension, the Height Control Valve (HCV) arm may be rubbing on other components when the bend in the arm is facing outboard. Flipping the bend in the HCV arm inboard prevents the rub.
13-0602022-09-06. Service bulletin. SERVICE BRAKES. The service information for Bendix Air Dryer maintenance is being updated to include new procedures.
E2972022-08-04. Service bulletin. ENGINE AND ENGINE COOLING. When updating the software on a truck to RC6 or higher, please ensure a PM sensor is physically installed before performing the software update.
02-1692022-07-01. Service bulletin. ELECTRICAL SYSTEM; STRUCTURE. Info Only - Chassis equipped with a flush mounted battery box between the frame rails, and containing 3 batteries, may experience battery movement on the side where the single battery resides. This bulletin contains a procedure to fabricate a bracket to hold this battery in place.
E2872022-06-02. Service bulletin. ENGINE AND ENGINE COOLING. Emissions Recall - Distance With MIL On and Distance Since DTC Cleared counters read zero when viewed in DAVIE4 (DM21). Slow or no response from PCI-2 when requesting freeze frame data using DAVIE4 (DM25).
42-0602022-06-02. Service bulletin. ENGINE AND ENGINE COOLING. Fix-As-Fail – If a customer comes into your dealership and demonstrates the condition above, replace the fan clutch adapter harness with the improved harness and clear the DTCs.
E2852022-05-05. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING. Emissions Recall: Engine Model Year 2021 MX engines built to EPA 21 emission standards (MY21B) and manufactured without a Particulate Matter (PM) sensor are required to have a PM sensor installed and the engine software updated. This is required for chassis to comply with current emissions standards.
04-0192022-05-05. Service bulletin. STRUCTURE; EQUIPMENT. A roof fairing reinforcement kit increases structural support for one-piece 579 roof fairings that are experiencing fatigue from external forces such as reverse towing.
E2902022-04-06. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin provides information on the EPA21 MX fuel injector cleaning procedure and includes suggested fuel system cleaning fluids. This procedure also provides information to determine if it is necessary to replace the fuel injectors.
E2862022-04-05. Service bulletin. FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS; ENGINE AND ENGINE COOLING; EQUIPMENT. Fix-As-Requested - Engine Model Year 2021B and later PACCAR MX-11 & MX-13 Fuel Injector Adjustment During First C Service
TIB 98-0202022-04-05. Service bulletin. EQUIPMENT. Information Only – New Level 1 required tools are available to support MY21B MX engines.
13-0592022-03-04. Service bulletin. PARKING BRAKE; EQUIPMENT. On certain Model Year 2022 chassis with manual transmissions, the optional “audible alarm when door is open and park brake is not set” feature operates incorrectly due to a software issue. Software will be corrected when available.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.