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Caterpillar Technical Service Bulletins

There have been 265 technical service bulletins issued for 21 Caterpillar models. The Caterpillar model with the most service bulletins issued is Caterpillar Caterpillar with 126 service bulletins.

Technical service bulletins of Caterpillar Models

Caterpillar Model	Number of Bulletins
Caterpillar Caterpillar	126
Caterpillar CT660	84
Caterpillar C15	41
Caterpillar C13	26
Caterpillar C9	20
Caterpillar C7	12
Caterpillar CT681	8
Caterpillar C-15	7
Caterpillar CT680	7
Caterpillar 3406E	7
Caterpillar Engine & Engine Cooling	5
Caterpillar C10	3
Caterpillar C12	3
Caterpillar C-16	2
Caterpillar 3126E	2
Caterpillar C-12	1
Caterpillar 33006B	1
Caterpillar 3304	1
Caterpillar C18	1
Caterpillar 3306	1
Caterpillar 3306B	1

Latest Technical Service Bulletins of Caterpillar

Caterpillar equipment service bulletin (Bulletin CPI479606)

Bulletin Date:	Feb. 10, 2021
Component:	Equipment.
Bulletin Summary:	Certain remanufactured engine applications are experiencing engine oil pan gasket leaks. Engine oil leaks are found at the fiber gasket sealing surfaces, as well as at oil pan fastener locations.
Caterpillar models covered in this TSB:	1998 Caterpillar 3406E, Caterpillar C-15.

Caterpillar equipment service bulletin (Bulletin M012429800)

Bulletin Date:	Nov. 10, 2020
Component:	Equipment.
Bulletin Summary:	The new 571-9902 cylinder head gasket kit has funnel seals that divert oil from the cylinder head back into the oil drain passage in the block. This oil diversion prevents oil from collecting between the cylinder block and the spacer plate
Caterpillar models covered in this TSB:	1998 Caterpillar 3406E, 1999 Caterpillar 3406E, Caterpillar C-15, Caterpillar C-16, Caterpillar C15.

Caterpillar equipment service bulletin (Bulletin CPI472310)

Bulletin Date:	Jul. 17, 2020
Component:	Equipment.
Bulletin Summary:	Reman has detected higher than expected warranty issues related to valve failures on c15/c18 cylinder heads. The goal of this project is to investigate and improve valve-related issues.
Caterpillar models covered in this TSB:	1999 Caterpillar 3406E, Caterpillar C-15, Caterpillar C15.

Caterpillar equipment service bulletin (Bulletin CPI472311)

Bulletin Date:	Jul. 17, 2020
Component:	Equipment.
Bulletin Summary:	Reman has detected higher than expected cam bearing failures on c15/c18 cam bearings through warranty analysis. The goal of this project is to investigate and mitigate these failures.
Caterpillar models covered in this TSB:	1999 Caterpillar 3406E, Caterpillar C-15, Caterpillar C15.

Caterpillar equipment service bulletin (Bulletin CPI472312)

Bulletin Date:	Jul. 13, 2020
Component:	Equipment.
Bulletin Summary:	Through warranty analysis, reman has detected a higher than expected failure rate on c15/c18 heads through head cracking. The goal of this project is to evaluate and address the root causes of head cracking.
Caterpillar models covered in this TSB:	1999 Caterpillar 3406E, Caterpillar C-15, Caterpillar C15.