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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:
SEOCONTENT-START
Service Bulletin Bulletin No.: 21-NA-276
Date: November, 2021
TECHNICAL
Subject: Starter Not Cranking Engine, Grinding Noise When Starting
This bulletin replaces PIP5708B. Please discard PIP5708B.
Brand: Model:
Model Year: VIN:
Engine: Transmission:
from to from to
Buick Envision 2019
2021
— —
2.5L (LCV)
—
Chevrolet
Blazer 2019 2.5L (LCV)
Equinox 2019 2.0L (LTG)
Impala 2019 2020 2.5L (LCV)
GMC
Acadia
2019 2021
2.5L (LCV)
Terrain
2.0L (LTG)
Holden Equinox 2018 2020
Involved Region or Country North America, Australia/New Zealand
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:
Page 2 November, 2021 Bulletin No.: 21-NA-276
5521948
5521949
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:
Bulletin No.: 21-NA-276 November, 2021 Page 3
5521950
5521953
Warranty Information
For vehicles repaired under the Powertrain coverage,
use the following labor operation. Reference the
Applicable Warranties section of Investigate Vehicle
History (IVH) for coverage information.
Labor
Operation Description Labor Time
4066950 Automatic Transmission
Flex Plate Replacement
Use
Published
Labor
Operation
Time
Version 1
Modified Released November 24, 2021
SEOCONTENT-END
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
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
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
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
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- [Vehicle Fitment]: Compatible with GM Race Car, Such As: Small Block Chevy (SBC) 327 350 383 or Big Block Chevy (BBC) 396 454 502 Engine with 153 or 168 tooth flywheels
- [Reference Number]: 104010, 18493, 22202HI, 41044033, 46835, 572633, 600000, 91251201N, SHI0032
- [Package Contents]: 1x High Torque Starter Motor & & Shim Kit; Packaging Type: Box
- [Specifications]: ① Power Rating: 2.5KW; ② Volts: 12V; ③ Number of Teeth: 9; ④ Rotation: CW (Clockwise); ⑤ Starter Type: OSGR
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- Condition: New; Unit Type: PMGR; Unit Series: PG260L Series; Voltage: 12V; kW: 1.6; Rotation: CW; Tooth Count: 11; Mounting Hardware Included: No; Unit Finish: Same as OE; Number of Pieces: 1; Country of Origin: CN
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- OE Numbers: 12655055, 12663672, 12667173 - Valeo Tech Code: FS1832
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- See Product Description for Additional Specifications
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- Replaces: API MARINE: 10099, DELCO: 9000821, MERCURY: 50-806964A3 50-806964A4, OMC: 3855177, VOLVO PENTA: 3854751-9, WILL ALSO REPLACE THESE OLDER STYLE 10MT DELCO STARTERS, MERCURY: 50-12121A2 50-12177A2 50-712428A3 50-812604A2 50-99418A2, OMC: 984456 986505 3850525 3853982 3855177, THIS MARINE BOAT STARTER FITS NEARLY ALL MERCRUISER, COBRA, YAMAHA, VOLVA ...
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- Replaces: V6 & V8 ENGINES- GM BLOCK USING A 14.5 INCH FLYWHEEL., ITEM DESCRIPTION: STARTER, UNIT TYPE: DELCO, TYPE: PMGR, VOLTAGE: 12, POWER: 1.7 KW, ROTATION: CLOCKWISE, TOOTH COUNT: 11, GEAR OD: 29.5MM / 1.161IN, DE HOUSING NUMBER: 371-12182, MOUNTING EAR 1: 10.0MM ID UNTHREADED, MOUNTING EAR 2: 10.0MM ID UNTHREADED, WEIGHT: 9.435 LBS / 4.29 KG and many more...
- Starter - Voltage: 12V Rotation: Clockwise Teeth On Drive / Splines: 11 Source: Aftermarket
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- Replacement Part Numbers: 12578050, 12578051, 12588651, 12592294, 12604477, 12610300, 41012257, 410-12257, 6494, 6494N, 6494R, 8000045, 8000150, 8000288, 88861935, 88878289, 8890174400, 8-89017-440-0, 89017440, 89017631, 89018123, 9000939, SDR0270, 12568051
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Last update on 2024-06-14 / Affiliate links / Images from Amazon Product Advertising API
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