# Service bulletin PI1379

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: 10126236
- Published by NHTSA: 2017\-12\-22
- Manufacturer's number: PI1379
- Manufacturer's date: 2014\-12\-11
- NHTSA component: SUSPENSION

## NHTSA's summary

This preliminary informational bulletin provides a procedure to replace the upper control arm bushing to correct the customers concern of a noise and/or shake felt while driving.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2014/MC-10126236-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2014/MC-10126236-0001.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Suspension

## Vehicles listed

- 2010 to 2015 CHEVROLET EXPRESS
- 2010 to 2015 GMC SAVANA
- 2013 GMC SIERRA 1500
- 2013 GMC SIERRA 2500
- 2013 GMC SIERRA 3500

## Recalls for the same vehicles and component

- [11V007000](/recalls/nhtsa/11V007000.md), 2011-01-06: SUSPENSION:REAR:AXLE:SPINDLE
- [2010454](/recalls/tc/2010454.md), 2010-12-17: Suspension

## Other bulletins for the same vehicles and component

- [PI0281L](/bulletins/11019516.md), 2025-06-12, Service bulletin: STEERING; POWER TRAIN; SUSPENSION. This preliminary informational \(PI\) bulletin provides information to dealership personnel that may be helpful when addressing underbody component corrosion with customers.
- [05\-03\-07\-009L](/bulletins/11015409.md), 2025-03-08, Service bulletin: SUSPENSION; WHEELS. This service bulletin provides information on Wheel Alignment Specifications, Requirements and Recommendations for GM Vehicles.
- [05\-03\-08\-002J](/bulletins/11007936.md), 2024-09-20, Service bulletin: SUSPENSION. This service bulletin provides information to dealership personnel on diagnosis and replacement of shock absorber and strut due to fluid leak.
- [05\-03\-08\-002J](/bulletins/11007935.md), 2024-09-20, Service bulletin: SUSPENSION. This service bulletin provides information to dealership personnel on diagnosis and replacement of shock absorber and strut due to fluid leak.
- [10\-03\-10\-001G](/bulletins/11001766.md), 2024-06-18, Service bulletin: WHEELS; SUSPENSION. This informational bulletin provides information on Wheel Balancer Mounting Instructions.
- [15\-00\-89\-004G](/bulletins/11000119.md), 2024-05-15, Service bulletin: ENGINE; SUSPENSION; POWER TRAIN. This service bulletin provides technicians with information to help identify the differences between what is considered a fluid leak, and what is considered fluid seepage.
- [PIT5052D](/bulletins/10247705.md), 2023-12-26, Service bulletin: WHEELS; SUSPENSION; STEERING. Steering Wheel Vibration Or Customers Looking To Add Steering Stabilizer.
- [PIT5049A](/bulletins/10247704.md), 2023-12-26, Service bulletin: SUSPENSION. Rattle Squeak Clunk Bump Noise From Front Suspension.
- [PIT5214F](/bulletins/10247352.md), 2023-12-18, Service bulletin: SUSPENSION. This Preliminary Information communication provides information to the technician about vehicles that have had multiple repair attempts that are being performed on customer?s vehicles that exhibit vibration conditions without utilizing the support of General Motors Technical Assistance Center. If valid vibration frequency or Road Force Variation data has been collected and a repair attempt does not correct the customer complaint, contact General Motors Technical Assistance Center for further support. For any vehicles that remains unrepaired after being at the dealer for three days or more and a related bulletin or PI is not found, contact General Motors Technical Assistance Center for further support.
- [PIT5120A](/bulletins/10247065.md), 2023-12-11, Service bulletin: SUSPENSION; SUSPENSION: ADJUSTMENT:AUTOMATIC ELECTRICAL/HYDRAULIC. Stabilitrak/Traction Control OFF With Red Brake Warning Lamp

JSON: [/v1/bulletins/10126236](/v1/bulletins/10126236)

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