NHTSA Service Bulletin 11017897: 2023, 2024 Peterbilt 535
Official manufacturer communication context for 2023, 2024 Peterbilt 535, with affected products, buyer checks and links into Carchieve recall, problem and VIN research.
Reviewed June 2026 from NHTSA manufacturer communication and service bulletin records. Carchieve is independent and not affiliated with any vehicle manufacturer or government agency.
Certain Model 535/536/537/548 may have an oversized magnet carrier in the throttle pedal assembly, which may cause the pedal to stick, and may increase the risk of a crash. Driver may feel sticking or that pedal does not return to idle once released. Pressing the service brake will overcome a stuck throttle pedal and allow the vehicle to stop. All affected chassis must perform a date inspection on the throttle pedal. If the date falls on or between suspect range, 08/12/2022 through 12/14/2022, throttle pedal is considered bad and will need to be replaced. Safety Recall start date: 03/27/2025
What this bulletin may mean before buying
Treat this as service research, not a verdict on one car. Before you buy, compare this communication with official recall campaigns, model-level owner complaint patterns, and the exact vehicle’s VIN-decoded specifications. A bulletin can help you ask a seller or dealer sharper questions about software updates, known repairs, warranty extensions and service history.
Affected products listed in this communication
Buyer checklist
- Run the 17-character VIN and confirm the year, make, model, engine and equipment match the listing.
- Check recall campaign pages for safety actions that may require dealer repair.
- Compare this bulletin with common problem pages for the same model and component area.
- Ask the seller or dealer whether the bulletin procedure, update or inspection has already been completed.
- Use the used-car buying checklist and get an independent inspection.
Frequently asked questions
What is NHTSA service bulletin 11017897?
Certain Model 535/536/537/548 may have an oversized magnet carrier in the throttle pedal assembly, which may cause the pedal to stick, and may increase the risk of a crash. Driver may feel sticking or that pedal does not return to idle once released. Pressing the service brake will overcome a stuck throttle pedal and allow the vehicle to stop. All affected chassis must perform a date inspection on the throttle.
Is a service bulletin the same as a recall?
No. A recall is a safety campaign with a required remedy for affected VINs. A service bulletin or manufacturer communication usually describes diagnostic, repair, software, warranty or service information.
How should a used-car buyer use this bulletin?
Use it as a research signal. Compare it with recalls, owner complaints, service records, a VIN report and an independent inspection before buying.
Check the exact VIN before you buy
Model-level pages show public safety patterns. A full VIN report helps confirm the exact vehicle, decoded specs, recall applicability and buyer checks.
Get Full Report