# Service bulletin PI0421C

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: 10138216
- Published by NHTSA: 2018\-05\-21
- Manufacturer's number: PI0421C
- Manufacturer's date: 2012\-11\-28
- NHTSA component: ENGINE AND ENGINE COOLING; POWER TRAIN:CLUTCH ASSEMBLY:MASTER CYLINDER; POWER TRAIN:MANUAL TRANSMISSION; EQUIPMENT

## NHTSA's summary

This preliminary information bulletin provides a procedure to remove and replace the clutch actuator cylinder elbow seal for concerns regarding a fluid leak after clutch actuator replacement.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2012/MC-10138216-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2012/MC-10138216-0001.pdf)

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

## Components

Engine, Equipment and accessories, Transmission and driveline, Clutch, Manual transmission

## Vehicles listed

- 2004 CHEVROLET C SERIES
- 2006 to 2007 CHEVROLET C SERIES
- 2011 to 2016 CHEVROLET CRUZE
- 2012 to 2013 CHEVROLET SONIC

## Other bulletins for the same vehicles and component

- [PI0421C](/bulletins/10254208.md), 2024-05-06, Service bulletin: ENGINE AND ENGINE COOLING; POWER TRAIN:CLUTCH ASSEMBLY. Fluid Leak after Clutch Actuator Replacement.
- [PIE0298A](/bulletins/10253126.md), 2024-04-15, Service bulletin: POWER TRAIN:MANUAL TRANSMISSION. Engineering Information
- [PIE0298](/bulletins/10253125.md), 2024-04-15, Service bulletin: POWER TRAIN:MANUAL TRANSMISSION. Engineering Information
- [15NA073](/bulletins/10250044.md), 2024-02-12, Service bulletin: POWER TRAIN:MANUAL TRANSMISSION:INTERNAL:GEARS. Difficult to Shift and/or Hard to Get into Gear
- [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.
- [PI1086A](/bulletins/10190388.md), 2021-04-21, Service bulletin: EQUIPMENT; POWER TRAIN:MANUAL TRANSMISSION:FLOOR SHIFT ASSEMBLY; POWER TRAIN:MANUAL TRANSMISSION:COLUMN SHIFT ASSEMBLY; EQUIPMENT ADAPTIVE/MOBILITY. Shifter Handle Knob Cracked and/or Will Not Operate While Shifting Out of Park Some customers may comment on the shifter handle knob being cracked and/or will not operate while shifting out of Park. This condition may occur if the chrome knob on the shifter handle cracks, not allowing the shifter to engage into gear.
- [18NA171](/bulletins/10178953.md), 2020-08-31, Service bulletin: EQUIPMENT:MECHANICAL; POWER TRAIN:AUTOMATIC TRANSMISSION; POWER TRAIN:MANUAL TRANSMISSION; ENGINE. This technical bulletin provides a procedure to repair the mechanical components and then reprogram the throttle body to prevent the conditions of a rough running engine, MIL On from happening again.
- [20NA047](/bulletins/10174072.md), 2020-04-27, Service bulletin: POWER TRAIN:MANUAL TRANSMISSION:SHIFT PATTERN INDICATOR. This technical bulletin provides a service procedure to correct conditions of Front or Rear Crankshaft Oil Leak, MIL Illuminated with DTC P1101 Set.
- [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.
- [PIP5558C](/bulletins/10143774.md), 2018-08-20, Service bulletin: POWER TRAIN:CLUTCH ASSEMBLY:PEDAL/HAND LEVER\(MOTORCYCLE\). This Preliminary information communicates a possible cause of the clutch pedal slow to return.

JSON: [/v1/bulletins/10138216](/v1/bulletins/10138216)

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