# Service bulletin 3379

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: 10014931
- Published by NHTSA: 2005\-05\-12
- Manufacturer's number: 3379
- Replaces: 3379A
- NHTSA component: SUSPENSION

## NHTSA's summary

8.625 AXLE PHASING, GROWL, CYCLIC, NOISE WHILE DRIVING. \*TT

## 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

Suspension

## Vehicles listed

- 2005 CADILLAC ESCALADE
- 2005 CHEVROLET AVALANCHE
- 2005 CHEVROLET EXPRESS
- 2005 CHEVROLET SILVERADO
- 2005 CHEVROLET SUBURBAN
- 2005 CHEVROLET TAHOE
- 2005 GMC SAVANA
- 2005 GMC SIERRA
- 2005 GMC SIERRA DENALI
- 2005 GMC YUKON
- 2005 GMC YUKON DENALI
- 2005 GMC YUKON XL

## Other bulletins for the same vehicles and component

- [PIT4954C](/bulletins/10247693.md), 2023-12-26, Service bulletin: SUSPENSION. Suspension.
- [03\-00\-91\-001I](/bulletins/10245395.md), 2023-11-22, Service bulletin: WHEELS; POWER TRAIN; STEERING; SUSPENSION; ENGINE AND ENGINE COOLING. This service bulletin provides a vibration analysis worksheet the technician can use in conjunction with the appropriate Vibration Analysis\-Road testing procedure when diagnosing vibration concerns.
- [PIT4954C](/bulletins/10245332.md), 2023-11-20, Service bulletin: SUSPENSION. Suspension.
- [150089004B](/bulletins/10190337.md), 2021-04-16, Service bulletin: SUSPENSION:FRONT:SHOCK ABSORBER; SUSPENSION:FRONT:MACPHERSON STRUT; SUSPENSION:REAR:SHOCK ABSORBER. Information Regarding the Differences Between Fluid Leakage and Seepage This bulletin is intended to help identify the differences between what is considered a fluid leak and what is considered seepage. Improper diagnosis may lead to unnecessary component replacement. Use the following information to determine if the condition is normal acceptable seepage or a defective component
- [060309004N](/bulletins/10168206.md), 2019-11-25, Service bulletin: SUSPENSION:FRONT:SPRINGS:LEAF SPRING ASSEMBLY. This technical bulletin provides a procedure to apply grease to the leaf springs to correct a condition of a squeak noise from the metals making contact.
- [060309004J](/bulletins/10159573.md), 2019-05-13, Service bulletin: SUSPENSION. This technical bulletin provides a procedure to apply grease to the leaf springs to correct a condition of a squeak noise from the metals making contact.
- [PIT3098G](/bulletins/10156947.md), 2019-04-08, Service bulletin: SUSPENSION. This Preliminary Information communication provides information to the technician about vehicles that have a lean to the left or right. Technician will need to measure fender wheel\-opening heights, front and rear, to quantify vehicle lean. Fender wheel\-opening heights are related to, but distinct from, trim height. The front wheel\-opening height is known as P height, and the rear wheel\-opening height is known as R height. Adjust and heights that are out of specification. After all adjustments are done, perform a front\-end alignment and check headlight aim.
- [06\-03\-09\-004F](/bulletins/10150643.md), 2018-12-10, Service bulletin: SUSPENSION:REAR:SPRINGS:LEAF SPRING ASSEMBLY. This technical bulletin provides a procedure to add a lubricant to the rear leaf springs to correct the customers concern of a squeaking noise from the rear suspension.
- [06\-03\-09\-004F](/bulletins/10142238.md), 2018-06-25, Service bulletin: SUSPENSION. This technical bulletin provides a procedure to add a lubricant to the rear leaf springs to correct the customers concern of a squeaking noise from the rear suspension.
- [060309004K](/bulletins/10139210.md), 2018-06-04, Service bulletin: SUSPENSION:REAR:SPRINGS:LEAF SPRING ASSEMBLY; SUSPENSION:FRONT:SPRINGS:LEAF SPRING ASSEMBLY. This technical bulletin provides a procedure to apply grease to the leaf springs to correct a condition of a squeak noise from the metals making contact.

JSON: [/v1/bulletins/10014931](/v1/bulletins/10014931)

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