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Service bulletin PIP4304

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 id10024346
Published by NHTSA2008-04-07
Manufacturer's numberPIP4304
Manufacturer's date2008-02-01
ReplacesPIP4304A
NHTSA componentPOWER TRAIN:MANUAL TRANSMISSION

NHTSA's summary

DTC P0878, P2714, P2723, TRANSMISSION SLIPS IN 1ST, 2ND, 3RD, OR 4TH GEARS AND/OR LONG GARAGE SHIFTS TO DRIVE, EQUIPPED WITH A 6L50 (MYB), 6L80 (MYC), OR 6L90 (MYD) TRANSMISSION. *NJ

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

Transmission and driveline, Manual transmission

Trouble codes named

P0878, P2714, P2723

Vehicles listed
CADILLAC CTS2008
CADILLAC ESCALADE2008
CADILLAC ESCALADE ESV2008 (the catalog's model; the bulletin names a series or trim of it)
CADILLAC ESCALADE EXT2008 (the catalog's model; the bulletin names a series or trim of it)
CADILLAC SRX2008
CADILLAC STS2008
CADILLAC V-SERIES2008
CADILLAC XLR2008
CHEVROLET CORVETTE2008
CHEVROLET SILVERADO 15002008 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO 25002008 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SILVERADO 35002008 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SUBURBAN 15002008 (the catalog's model; the bulletin names a series or trim of it)
CHEVROLET SUBURBAN 25002008 (the catalog's model; the bulletin names a series or trim of it)
GMC SIERRA2008
GMC YUKON2008
GMC YUKON XL 15002008 (the catalog's model; the bulletin names a series or trim of it)
GMC YUKON XL 25002008 (the catalog's model; the bulletin names a series or trim of it)
HUMMER H22008

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

Other bulletins for the same vehicles and component
030729004L2019-05-20. Service bulletin. This informational bulletin provides normal operating characteristics and diagnostic information on Manual transmissions.
09-07-30-004J2018-05-29. Service bulletin. This technical bulletin provides a procedure to install a 3-5-rev clutch housing inspection and repair to correct the customers concern of Slips in Reverse or Third, Delayed Reverse or Drive Engagement and MIL on.
03-07-29-004J2018-05-21. Service bulletin. This informational bulletin provides technicians with information to assist in identifying operating characteristics of manual transmissions that repair attempts will not change.
SB-03-07-29-004K2016-08-06. Service bulletin. THIS INFORMATIONAL BULLETIN PROVIDE INFORMATION ON THE OPERATING CHARACTERISTICS OF A MANUAL TRANSMISSION.
14308A2015-06-16. Service bulletin. GENERAL MOTORS 2008 CHEVROLET SILVERADO HD DIESEL: TSB CONTAINS AN OWNER NOTIFICATION LETTER. SELECT DOCUMENT SEARCH BUTTON BELOW. GMC SIERRA HD DIESEL: EQUIPPED WITH ALLISON 6 SPEED AUTOMATIC TRANSMISSION. TRANSMISSION OIL COOLER LINE FLUID LEAK. *LJ
PIP-4317D2011-05-25. Service bulletin. GM: THERE MAY BE A LEAK FROM THE TRANSMISSION. THE LEAK MAY COME FROM THE MANUAL SHAFT PLUG. *RM
PI-02982011-05-23. Service bulletin. GM: WHEN DRIVING UPHILL THE TRANSMISSION MAY NOT SHIFT OUT OF FIRST OR WILL SLIP INTO SECOND GEAR DUE TO A TORN CLUTCH SEAL. THERE MAY BE TWO INTERNAL TROUBLE CODES STORED. *RM
PIT-45752008-03-25. Service bulletin. (HYBRID) VEHICLE STALLS WHEN SHIFTED OUT OF PARK. WITH RPO HP2. *NJ UPDATED 12/3/08. *PE UPDATED 8/19/09. *PE UPDATED 8/1/11. *PE
0705250022007-10-06. Service bulletin. INTERMITTENT SERVICE STABILITRAK AND TRACTION SYSTEM OFF MESSAGE DISPLAYED ON DIC, TRACTION CONTROL OFF INDICATOR LIGHT ON, DTC C0561 SET (REPROGRAM EBCM). *NJ
31362007-02-22. Service bulletin. SLIP CONDITION IN 2ND, 3RD, OR 4TH. DAMAGED 2-4 OR 3-4 CLUTCH. *KB UPDATED 10/31/07. *NJ