Service bulletin PIP4379M
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.
| Type | Service bulletin |
|---|---|
| NHTSA id | 10125963 |
| Published by NHTSA | 2017-12-22 |
| Manufacturer's number | PIP4379M |
| Manufacturer's date | 2014-06-19 |
| NHTSA component | POWER TRAIN; FUEL SYSTEM, GASOLINE |
NHTSA's summary
This Preliminary Information communication provides information to the technician about vehicles that have not engagement into drive, delayed, no engagement into reverse, and or a range inhibit. Technician may find Diagnostic Trouble Codes P0701, P0731, P0732, P0733, P0734, P0736, P0751, P0756, P0761, P0776, P0843, P0848, P0873, P0877, P0894 or P2723. Technician should follow published Service Information diagnostics for Diagnostic Trouble Code P0701 first. Technician will also ensure the fluid level is at the top of the hot band when the transmission fluid temperature is 175° Fahrenheit. Diagnostic Trouble Codes P0701, P0731, P0732, P0733, P0734, P0736, P0751, P0756, P0761, P0776, P0843, P0848, P0873, P0877, P0894 or P2723 can set by the following fluid service/filter change, transmission service involving removing the pan, low fluid level caused by leaks, or after long periods of storage. If the fluid level has been properly checked using the HOT check procedure listed in Service Information document 2408059 and any of the Diagnostic Trouble Codes reset during a cold start inspect the internal suction filter for possible cracks. If no other concerns are found inspect for a stuck lube regulator valve in the pump cover due to debris.
The document
The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.
Components
Fuel system, Transmission and driveline
Trouble codes named
P0701, P0731, P0732, P0733, P0734, P0736, P0751, P0756, P0761, P0776, P0843, P0848, P0873, P0877, P0894, P2723
| CHEVROLET C SERIES | 2003 to 2009 |
|---|---|
| CHEVROLET CONVENTIONAL | 2003 |
| CHEVROLET SILVERADO 1500 | 2006, 2007, 2008, 2009, 2010, 2011 (the catalog's model; the bulletin names a series or trim of it) |
| CHEVROLET SILVERADO 1500 | 2014 (the catalog's model; the bulletin names a series or trim of it) |
| CHEVROLET SILVERADO 1500 HD | 2002, 2003, 2004, 2005 (the catalog's model; the bulletin names a series or trim of it) |
| CHEVROLET SILVERADO 2500 | 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015 (the catalog's model; the bulletin names a series or trim of it) |
| CHEVROLET SILVERADO 3500 | 2001 (the catalog's model; the bulletin names a series or trim of it) |
| CHEVROLET SILVERADO 3500 | 2013 (the catalog's model; the bulletin names a series or trim of it) |
| CHEVROLET T SERIES | 2003, 2004, 2005 |
| CHEVROLET T SERIES | 2010 |
| GMC C SERIES | 2004 to 2006 |
| GMC G SERIES | 2003 |
| GMC GM | 2001 to 2002 |
| GMC SIERRA 1500 | 2014 (the catalog's model; the bulletin names a series or trim of it) |
| GMC SIERRA 2500 | 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015 (the catalog's model; the bulletin names a series or trim of it) |
| GMC SIERRA DENALI | 2007, 2008, 2009, 2010, 2011, 2012, 2013 (the catalog's model; the bulletin names a series or trim of it) |
| GMC SIERRA DENALI | 2015 (the catalog's model; the bulletin names a series or trim of it) |
| GMC TOPKICK | 2003 to 2010 |
Listing a model year does not mean every vehicle of it is concerned: the document says which.
| 2017511 | 2017-10-20. Fuel System |
|---|---|
| 17V664000 | 2017-10-19. FUEL SYSTEM, GASOLINE:STORAGE:AUXILLARY TANK |
| 14V820000 | 2014-12-24. FUEL SYSTEM, DIESEL |
| 14V819000 | 2014-12-24. POWER TRAIN:AXLE ASSEMBLY:AXLE SHAFT |
| 2014589 | 2014-12-22. Powertrain |
| 2014588 | 2014-12-22. Fuel System |
| 2014254 | 2014-06-27. Powertrain |
| 14V374000 | 2014-06-27. POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE) |
| 2014153 | 2014-04-25. Fuel System |
| 14V213000 | 2014-04-25. FUEL SYSTEM, DIESEL |
A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.
| PI0281L | 2025-06-12. Service bulletin. This preliminary informational (PI) bulletin provides information to dealership personnel that may be helpful when addressing underbody component corrosion with customers. |
|---|---|
| 25-NA-065 | 2025-04-24. Service bulletin. This informational bulletin instructs the tech when fuel/fluid is needed to be tested and where it can be sent for analysis. |
| PIP5966A | 2025-03-02. Service bulletin. This Preliminary information communicates Diagnostic aids for a no start or DTC'S following a transmission replacement |
| PIP5966A | 2025-03-02. Service bulletin. This Preliminary information communicates Diagnostic aids for a no start or DTC'S following a transmission replacement |
| 16-NA-019 | 2025-02-19. Service bulletin. This service bulletin provides information on Transmission Adaptive Functions and Correcting Low Mileage Harsh Shifts, Slips, or Flares. |
| PIP5175F | 2025-02-10. Service bulletin. This Preliminary Information communication provides information to the technician about vehicles that may have a delayed engagement into drive, shudder at a launch, or the transmission is slipping when shifting into 1st, 2nd, 3rd or 4th gears. This may be due to loose stator support to pump cover bolts causing a leak at the stator support to pump cover gasket. Technician will check for the bolts to be loose. If any of the bolts are loose or the gasket is misaligned or leaking, the transmission pump cover must be replaced and the 1234 clutch plates should be inspected for being distressed and repaired as needed. |
| 09-06-04-026Z | 2025-01-23. Service bulletin. This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2. |
| 08-07-30-035I | 2024-12-19. Service bulletin. This service bulletin provides information on the harmful effects of ethylene glycol in transmission fluid. |
| PIP6014 | 2024-12-05. Service bulletin. This Preliminary information communicates for Technicians installing a Service Replacement Transmission Assembly to contact Technical Assistance to make sure unit is not suspect of a snap ring concern prior to installation. |
| 04-06-01-029K | 2024-12-04. Service bulletin. This informational bulletin explains Unscheduled Supplemental Services and the importance of GM Simplified Maintenance Schedules. |