Service bulletins for the 2012 Peterbilt 320
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.
24 on file from NHTSA, as of 2026-10-19.
By type
By component
By topic
Only bulletins with component: Equipment and accessories are shown. Show all
| 02-160 | 2021-03-10. Service bulletin. VISIBILITY; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; VISIBILITY:WINDSHIELD WIPER/WASHER. Information Only – Windshield washer pumps have a high No Trouble Found rate. Washer pumps may fail to spray due to a clogged filter. |
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| 32-016 | 2020-04-03. Service bulletin. EQUIPMENT. Information Only: Proper jump-starting voltage will eliminate high voltage related issues and equipment damage. |
| TIB43-062 | 2019-10-04. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. Information Only – This bulletin provides information about the California Air Resources Board (CARB) Periodic Smoke Inspection Program (PSIP) and Heavy Duty Vehicle Inspection Program (HDVIP). |
| 34-077 | 2019-05-13. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; EQUIPMENT:ELECTRICAL. Information Only: Proper instructions for closure of power distribution box cover to prevent corrosion. |
| SB-9-11 | 2011-12-30. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. PETERBILT: TECHNICAL INFORMATION IS PROVIDED FOR CERTAIN TRUCKS OPERATING IN HIGH AMBIENT TEMPERATURE (100 F) AND IS IDLING OR DURING STOP AND GO DRIVING, MAY CAUSE THE HIGH SIDE PRESSURE SWITCH TO SHUT OFF THE COMPRESSOR. *PE |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.