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Service bulletin SEPD-1774

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10055689
Published by NHTSA2014-07-03
Manufacturer's numberSEPD-1774
Manufacturer's date2014-04-24
NHTSA componentEQUIPMENT ADAPTIVE/MOBILITY

NHTSA's summary

CATERPILLAR: AN IMPROVED AND NEW TORQUE VALUE WILL HELP REDUCE THE NOISE AND MAKE CAB SHOCK ABSORBER MORE RELIABLE, IS NOW AVAILABLE, FOR CERTAIN TRUCKS. *PE

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Equipment and accessories

Vehicles listed
CATERPILLAR CT6602012 to 2014

Listing a model year does not mean every vehicle of it is concerned: the document says which.