# Service bulletin CSP\-14730

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: 10057068
- Published by NHTSA: 2015\-04\-08
- Manufacturer's number: CSP\-14730
- Manufacturer's date: 2014\-11\-01
- NHTSA component: POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER

## NHTSA's summary

CHEVROLET/GMC: DRIVELINE VIBRATIONS OR SHUDDER FEELING ARE DUE TO FRICTION MATERIAL WEAR ON FASTER TORQUE CONVERTER CLUTCH WHEN PULLING TRAILERS AND/OR VEHICLES AND EXCEED TARGET ENERGY INPUT. MODEL 2010\-14 EXPRESS, SAVANA. \*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

Transmission and driveline, Automatic transmission, Torque converter

## Vehicles listed

- 2010 to 2014 CHEVROLET EXPRESS
- 2010 to 2014 GMC SAVANA

## Recalls for the same vehicles and component

- [13V001000](/recalls/nhtsa/13V001000.md), 2013-01-02: POWER TRAIN:AUTOMATIC TRANSMISSION; STEERING:COLUMN LOCKING:ANTI\-THEFT DEVICE

## Other bulletins for the same vehicles and component

- [PI0690B](/bulletins/10253608.md), 2024-04-29, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION. MIL Illuminated.
- [PI0690A](/bulletins/10253607.md), 2024-04-29, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION. MIL Illuminated.
- [14730](/bulletins/10247232.md), 2023-12-18, Service bulletin: UNKNOWN OR OTHER; POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER; ELECTRICAL SYSTEM:STARTER ASSEMBLY:SOLENOID; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE:SOFTWARE. Torque Converter Clutch Wear
- [17\-NA\-066](/bulletins/10239647.md), 2023-07-25, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION; POWER TRAIN. This service bulletin provides information for automatic transmission Oil Cooler Flush and flow test.
- [16\-NA\-130](/bulletins/10232711.md), 2023-03-08, Service bulletin: POWER TRAIN; POWER TRAIN:AUTOMATIC TRANSMISSION:FLUID/LUBRICANT:VALVES/VALVE BODY. This service bulletin provides information for after installation of a replacement upper valve body, the transmission may have no Reverse and no 2nd gear.
- [06\-00\-89\-031D](/bulletins/10201098.md), 2021-09-07, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION; POWER TRAIN; ENGINE. OEM and Remanufactured Engine and Automatic Transmission/Transaxle Identification
- [990420002L](/bulletins/10200154.md), 2021-08-09, Service bulletin: POWER TRAIN:MANUAL TRANSMISSION; POWER TRAIN:AUTOMATIC TRANSMISSION; EQUIPMENT. This service bulletin provides information on Driveline Clunk Noise and what is acceptable and what is considered normal operation.
- [06\-00\-89\-031D](/bulletins/10190503.md), 2021-04-20, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION; ENGINE. OEM and Remanufactured Engine and Automatic Transmission/Transaxle Identification
- [150089004C](/bulletins/10188403.md), 2021-03-08, Service bulletin: SUSPENSION:FRONT:MACPHERSON STRUT; SUSPENSION:FRONT:SHOCK ABSORBER; POWER TRAIN:AUTOMATIC TRANSMISSION:FLUID/LUBRICANT. This service bulletin provides technicians with updated information to help identify the differences between what is considered a fluid leak, and what is considered fluid seepage.
- [19NA153](/bulletins/10186070.md), 2021-02-01, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER. This technical bulletin provides a procedure to replace the torque converter and inspect the front pump and the TEHCM for metal.

JSON: [/v1/bulletins/10057068](/v1/bulletins/10057068)

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