Starter Not Cranking Engine, Grinding Noise When Starting – 2019-2021 Buick Chevrolet GMC Holden

NHTSA ID Number: 10205593

Manufacturer Communication Number: 21NA276

 

Summary

This service bulletin provides a procedure to correct a customer concern of Starter Not Cranking Engine, Grinding Noise When Starting?.

 

 


17 Affected Products

Vehicles

MAKE MODEL YEAR
BUICK ENVISION 2019-2021
CHEVROLET BLAZER 2019-2021
CHEVROLET EQUINOX 2019-2021
CHEVROLET IMPALA 2019-2020
GMC ACADIA 2019-2021
GMC TERRAIN 2019-2021

 


Condition

Some customers may comment on one or more of the following conditions:

•   Starter spins but it is not cranking over the engine

•   A grinding noise when starting the engine

 

Cause

This condition may be caused by broken and/or damaged teeth on the flex plate.

 

Correction

Replace the flex plate and inspect the starter motor drive pinion teeth for noticeable damage.

⇒ Remove any broken flex plate teeth or metal debris that may be found on the back of the engine assembly and in the transmission bell housing area.

⇒ If the starter pinion drive teeth or housing only have very small imperfections/ pitting, Do Not replace the starter motor assembly, reuse/reinstall it.

Refer to the pictures below to determine if the starter assembly can be reused/reinstalled.

Examples of starters that can be reused/reinstalled:

 

If the starter pinion drive teeth or housing have pieces/chunks missing, replace the starter motor assembly.

Examples below of starters not to reuse/reinstall:

 


 

 


1 Associated Document

Manufacturer Communications

Bulletin No.: 21-NA-276
Date: November, 2021

https://www.nhtsa.gov/recalls?nhtsaId=10205593

MC-10205593-9999.pdf 132.349KB

MC-10205593-9999

 


NHTSA ID Number: 10201262

Manufacturer Communication Number: PIP5708B

 

Summary

This Preliminary information communicates to the technician the vehicle concern of starter flex plate having broken teeth. This can create a noise during starting or may even have the starter spin but not crank over the engine.  The document directs the technician to replace the flex plate and inspect the starter pinion drive teeth and replace starter assembly as needed.

 

1 Associated Document

Manufacturer Communications

Bulletin No.: PIP5708B
Published date: 07/28/2021

https://www.nhtsa.gov/recalls?nhtsaId=10201262

MC-10201262-9999.pdf 887.786KB

MC-10201262-9999

 


NHTSA ID Number: 10172323

Manufacturer Communication Number: PIP5708A

 

Summary

This Preliminary information communicates to the technician the vehicle concern of starter flex plate having broken teeth. This can create a noise during starting or may even have the starter spin but not crank over the engine.  The document directs the technician to replace the flex plate and inspect the starter pinion drive teeth and replace starter assembly as needed.

 

1 Associated Document

Manufacturer Communications

Bulletin No.: PIP5708A
Published date: 02/18/2020

https://www.nhtsa.gov/recalls?nhtsaId=10172323

MC-10172323-9999.pdf 887.613KB

MC-10172323-9999

 


NHTSA ID Number: 10171319

Manufacturer Communication Number: PIP5708

 

Summary

This Preliminary information communicates to the technician the vehicle concern of starter flex plate having broken teeth. The can create a noise during starting or may even have the starter spin but not crank over the engine.  The document directs the technician to replace the flex plate and the starter assembly.

 

1 Associated Document

Manufacturer Communications

Bulletin No.: PIP5708
Published date: 01/31/2020

https://www.nhtsa.gov/recalls?nhtsaId=10171319

MC-10171319-9999.pdf 96.984KB

MC-10171319-9999

 


 

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Last update on 2023-06-07 / Affiliate links / Images from Amazon Product Advertising API

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