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NHTSA ID Number: 10187420
Manufacturer Communication Number: 20NA225
Summary
This technical bulletin provides a procedure to remove the tabs from the pre and post battery positive cables so they don’t contact the Mega fuses mounting studs that are grounded out.
2 Affected Products
Vehicles
MAKE | MODEL | YEAR |
CHEVROLET | EXPRESS | 2021 |
GMC | SAVANA | 2021 |
SEOCONTENT-START
Service Bulletin Bulletin No.: 20-NA-225
Date: December, 2020
TECHNICAL
Subject: Low Battery Charge After Vehicle Sits for Short Period of Time
Brand: Model:
Model Year: VIN:
Engine: Transmission:
from to from to
Chevrolet Express
2021 2021 L8T
GMC Savana
Involved Region or Country North America, Israel
Condition Some customers may comment on a low battery charge after sitting for a short period
of time.
Cause
This condition may be caused by a voltage draw.
5693951
– The anti-rotation tabs on the positive side cables, located at the mega fuse, may
contact the mega fuse mounting stud nuts.
Correction Trim the anti-rotation tabs on the positive battery cables located at Mega fuse.
Page 2 December, 2020 Bulletin No.: 20-NA-225
Service Procedure
4597853
1. Remove the battery (1). Refer to Battery
Replacement in SI.
5694188
2. Remove the Mega fuse cover (3). 3. Remove the fasteners that secure the pre (2) and
post (1) positive cables to the fuse.
Bulletin No.: 20-NA-225 December, 2020 Page 3
5696905
4. Starting from the bottom of the anti rotation tab (1),
measure up approximately 2mm (2) as shown in
the graphic above.
Page 4 December, 2020 Bulletin No.: 20-NA-225
5693964
5. Utilizing cutters, cut the tabs from the cables.
5696911
Bulletin No.: 20-NA-225 December, 2020 Page 5
Note: Only cut enough of the tab so that it does not
contact the stud or the fastener as shown in the graphic
above.
5693961
Important: DO NOT cut the all the anti rotation tab
flush, as shown in the graphic above. Cutting the tab
flush may cause the cables to rotate and contact the
fasteners or the Mega fuse mounting studs.
Page 6 December, 2020 Bulletin No.: 20-NA-225
5693978
6. Install the cables onto the Mega fuse post.
Note: When tightening the fasteners. hold the cables
in a manner so they do not contact the studs as shown
in the graphic above.
⇒ Tighten the fasteners to 20 Y (15 lb ft).
7. Install the Mega fuse cover.
8. Install the battery. Refer to Battery Replacement
in SI.
Parts Information
No parts are required for this repair.
Bulletin No.: 20-NA-225 December, 2020 Page 7
Warranty Information
For vehicles repaired under the Bumper-to-Bumper
coverage (Canada Base Warranty coverage), use the
following labor operation. Reference the Applicable
Warranties section of Investigate Vehicle History (IVH)
for coverage information.
Labor Operation Description Labor Time
4087758* Cut Pre and Post Positive Battery Cables Tabs at Mega Fuse 0.7 hr
*This is a unique Labor Operation for Bulletin use only.
Version 2
Modified
Released December 15, 2020
Revised December 23, 2020 – Added new graphic for step 4 and 6, New Note and
Important statement In Service Procedure section and Corrected the Torque
Specification.
SEOCONTENT-END
1 Associated Document
Manufacturer Communications
Bulletin No.: 20-NA-225
Date: December, 2020
https://www.nhtsa.gov/recalls?nhtsaId=10187420
MC-10187420-9999.pdf 212.221KB
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