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Service bulletins for the 2018 ARBOC Spirit of Independence

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.

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

By type

By component

Only bulletins with component: Suspension are shown. Show all

Bulletins, newest first
AR8802025-02-05. Service bulletin. STRUCTURE:BODY; SUSPENSION. Complaint: Drawn‐over‐mandrel (DOM) tube cracks in frame at rear spring, front frame brackets Cause: DOM tube to frame tolerance variations Correction: Weld cracks in DOM tube to frame connection Step 1) Pull unit onto hoist, chock tires to prevent bus from moving. Step 2) Disconnect negative battery cable from both batteries. Step 3) Inspect rear spring, front frame DOM tubes for cracks (see picture below‐ green arrows). Step 4) If NO cracks are found proceed to Step 7. Step 5) If cracks are found, remove rear spring, front frame bracket. Grind cracked area of frame and DOM tubes. Step 6) Weld cracks and grind repaired cracks smooth. Reinstall rear spring, front frame bracket. Torque bracket to frame bolts to 66 ft‐lbs. and spring to bracket bolts 166 ft‐lbs. Step 7) Weld frame bracket to frame (see red line in picture below). Using high quality undercoating or rust protective paint, coat repaired area. Step 8) Repeat Step 3 thru Step 7 on other side of frame. Step 9) Reconnect negative battery cables on both batteries. Step 10) Remove unit from hoist.
AR8782021-01-06. Service bulletin. SUSPENSION; STRUCTURE. AR878- 2018-2019 Spirit of Freedom (SOF-F) Front Frame Reinforcement-Complaint: Structural stress crack of chassis frame at front of rear suspension. Cause: Concentrated stress loads. Correction: Drill stop holes into frame, weld cracks and weld provided reinforcement plate to affected area. Vehicles Affected: 2018/2019 Spirit of Independence-Ford. Labor Op code: 0127801. Labor Time Allowance: 4.0 hrs. per unit. Parts Return: No. Pre Auth Required: Yes.
AR8662019-04-08. Service bulletin. SUSPENSION; SUSPENSION:REAR:SHOCK ABSORBER. AR866-Rear Upper Shock Mount Bracket Installation-Complaint-Upper shock has movement during jounce. Cause-Insufficient structural support. Correction-Add bracket, part # 1312336, with weldment.

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