# Service bulletin PIP\-4638

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: 10032558
- Published by NHTSA: 2010\-04\-12
- Manufacturer's number: PIP\-4638
- Manufacturer's date: 2009\-05\-01
- NHTSA component: POWER TRAIN:MANUAL TRANSMISSION

## NHTSA's summary

CHEVROLET: DIFFICULT TO SHIFT OR UNABLE TO SELECT ALL GEARS. THE TRANSMISSION IS DIFFICULT TO SHIFT AND/OR IT CANNOT BE SHIFTED INTO ALL GEARS. THIS CONDITION MAY BE CAUSED BY A LOCATOR PIN LEFT IN PLACE THAT WAS MEANT TO BE REMOVED AT THE ASSEMBLY PLANT OR A SHIFT CABLE OUT OF POSITION. \(COBALT SS/HHR SS\). \*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, Manual transmission

## Vehicles listed

- 2008 to 2009 CHEVROLET COBALT SS
- 2008 to 2010 CHEVROLET HHR

## Other bulletins for the same vehicles and component

- [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.
- [030729004L](/bulletins/10160133.md), 2019-05-20, Service bulletin: POWER TRAIN:MANUAL TRANSMISSION; EQUIPMENT. This informational bulletin provides normal operating characteristics and diagnostic information on Manual transmissions.
- [03\-07\-29\-004J](/bulletins/10138130.md), 2018-05-21, Service bulletin: POWER TRAIN:MANUAL TRANSMISSION. 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\-004K](/bulletins/10078434.md), 2016-08-06, Service bulletin: POWER TRAIN:MANUAL TRANSMISSION. THIS INFORMATIONAL BULLETIN PROVIDE INFORMATION ON THE OPERATING CHARACTERISTICS OF A MANUAL TRANSMISSION.
- [PIP\-4674](/bulletins/10033184.md), 2010-07-23, Service bulletin: POWER TRAIN:MANUAL TRANSMISSION. CHEVROLET/PONTIAC/SATURN: BLOCKED SHIFT, GEAR HOP OUT 1ST, 3RD, 5TH GEAR OR DIFFICULTY SHIFTING. THE SHIFT LEVER ON THE MANUAL TRANSMISSIONS ROLL PIN CAN BACK OUT AND CONTACT THE SHIFT COVER DURING A SHIFT EVENT. THIS CAN CAUSE AN INCOMPLETE, BLOCKED SHIFT OR DIFFICULTY SHIFTING THE TRANSMISSION. \*PE
- [SB\-09126](/bulletins/10032186.md), 2010-02-17, Service bulletin: POWER TRAIN:MANUAL TRANSMISSION. CHEVROLET: SERVICE UPDATE FOR INVENTORY AND CUSTOMER VEHICLES CHARGE AIR COOLER INLET DUCT DETACHMENT \- EXPIRES WITH BASE WARRANTY. \*PE

JSON: [/v1/bulletins/10032558](/v1/bulletins/10032558)

[Report an error on this page](https://github.com/wenmar-pro/wenmar-open/issues/new?template=data_correction.yml&title=Data%20correction%3A%20Service%20bulletin%20PIP-4638&page=https%3A%2F%2Fopen.wenmarpro.com%2Fbulletins%2F10032558&vehicle=Service%20bulletin%20PIP-4638)