Inadequate Rear Axle Hub Lubrication – 2023 Gillig Low Floor

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OMB Control No.: 2127-0004
Part 573 Safety Recall Report 23V-809
The information contained in this report was submitted pursuant to 49 CFR §573
Manufacturer Name : Gillig, LLC
Submission Date : DEC 04, 2023
NHTSA Recall No. : 23V-809
Manufacturer Recall No. : NR
Manufacturer Information :
Manufacturer Name : Gillig, LLC
Address : 451 Discovery Drive
LIVERMORE CA 94551
Company phone : 1-800-735-1500
Population :
Number of potentially involved : 34
Estimated percentage with defect : 100 %
Vehicle Information :
Vehicle 1 : 2023-2023 GILLIG LOW FLOOR
Vehicle Type : BUSES, MEDIUM & HEAVY VEHICLES
Body Style : OTHER
Power Train : NR
Descriptive Information : Meritor has recently informed GILLIG about an inspection required on a population of
vehicle rear axles due to potentially incorrect hub lube level which may cause axle
damage. Consequently, GILLIG is recalling the bus population affected to perform a
lube inspection.
Production Dates : APR 25, 2023 – JUN 01, 2023
VIN Range 1 : Begin : 15GGD2712P3198272 End : 15GGD3112P3198951 ✔ Not sequential
Description of Defect :
Description of the Defect : Incorrect lube level on the rear axle hub.
FMVSS 1 : NR
FMVSS 2 : NR
Description of the Safety Risk : A wrong lube level may cause severe damage to the rear axle wheel hub with
potential for loss of vehicle control, vehicle damage and road traffic injuries.
Description of the Cause : Process control issue at supplier’s site.
Identification of Any Warning
that can Occur :
GILLIG is not aware of any early warning.
Involved Components :
Part 573 Safety Recall Report 23V-809 Page 2
The information contained in this report was submitted pursuant to 49 CFR §573
Component Name 1 : Rear axle hub
Component Description : Lubrication level
Component Part Number : All serials affected included in a separate file
Supplier Identification :
Component Manufacturer
Name : Meritor
Address : 2135 West Maple
Troy Michigan 48084
Country : United States
Chronology :
08/27/2023 GILLIG Customer Service received notification about a rear axle failure on a bus in transit from the
GILLIG factory to the end customer site and started root cause investigation of the issue.
10/03/2023 Four (4) additional buses were identified in the field as potentially affected by the same issue.
These buses were inspected before customer acceptance and repaired as indicated by Meritor.
10/24/2023 Thirty four (34) buses were identified to be potentially affected and, therefore, requiring
inspection.
11/24/2023 GILLIG completed population analysis and confirmed the initial estimates.
11/27/2023 GILLIG’s Safety Committee decided to file a formal Safety recall to repair the vehicle population
affected by the issue.
Description of Remedy :
Description of Remedy Program : All vehicles potentially affected will be inspected for correct wheel hub
lube level. Pursuant to 49 CFR 577.11(e), GILLIG requests NHTSA to be
exempted from providing a pre-notification reimbursement plan or this
issue. Pre-notification product failures would have been addressed under
the terms of either Meritor’s or GILLIG’s manufacturer warranty.
How Remedy Component Differs
from Recalled Component :
Lube level of the rear axle wheel hub per specifications.
Identify How/When Recall Condition
was Corrected in Production :
Gillig implemented factory containment on 06/02/2023. Any vehicle built
after this date is not affected by the issue.
Part 573 Safety Recall Report 23V-809 Page 3
The information contained in this report was submitted pursuant to 49 CFR §573
Recall Schedule :
Description of Recall Schedule : Recall notices will be sent as soon as NHTSA approves the draft letter.
GILLIG does not have a dealer network. Therefore, dealer notification is
not required for this recall.
Planned Dealer Notification Date : JAN 15, 2024 – JAN 15, 2024
Planned Owner Notification Date : JAN 15, 2024 – JAN 15, 2024
* NR – Not Reported

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OMB Control No.: 2127-0004
Part 573 Safety Recall Report 23V-809
The information contained in this report was submitted pursuant to 49 CFR §573
Manufacturer Name : Submission Date :
Gillig, LLC DEC 06, 2023 NHTSA Recall No. : 23V-809 Manufacturer Recall No. : NR Manufacturer Information :
Manufacturer Name : Gillig, LLC
Address : 451 Discovery Drive
LIVERMORE CA 94551
Company phone : 1-800-735-1500
Population :
Number of potentially involved : 34 Estimated percentage with defect : 100 %
Vehicle Information : Vehicle 1 : 2023-2023 GILLIG LOW FLOOR Vehicle Type : BUSES, MEDIUM & HEAVY VEHICLES Body Style : OTHER Power Train : NR
Descriptive Information : Meritor has recently informed GILLIG about an inspection required on a population of vehicle rear axles due to potentially incorrect hub lube level which may cause axle damage. Consequently, GILLIG is recalling the bus population affected to perform a lube inspection.
Production Dates : APR 25, 2023 – JUN 01, 2023 VIN Range 1 : Begin : 15GGD2712P3198272 End : 15GGD3112P3198951 ✔ Not sequential Description of Defect :
Description of the Defect : Incorrect lube level on the rear axle hub.
FMVSS 1 : NR FMVSS 2 : NR
Description of the Safety Risk : A wrong lube level may cause severe damage to the rear axle wheel hub with potential for loss of vehicle control, vehicle damage and road traffic injuries.
Description of the Cause : Process control issue at supplier’s site.
Identification of Any Warning
that can Occur :
GILLIG is not aware of any early warning.
Involved Components : Part 573 Safety Recall Report 23V-809 Page 2 Component Name 1 : Rear axle hub Component Description : Lubrication level
Component Part Number : All serials affected included in a separate file Supplier Identification : Component Manufacturer
Name : Meritor
Address : 2135 West Maple
Troy Michigan 48084 Country : United States Chronology :
08/27/2023 GILLIG Customer Service received notification about a rear axle failure on a bus in transit from the GILLIG factory to the end customer site and started root cause investigation of the issue.
10/03/2023 Four (4) additional buses were identified in the field as potentially affected by the same issue. These buses were inspected before customer acceptance and repaired as indicated by Meritor.
10/24/2023 Thirty four (34) buses were identified to be potentially affected and, therefore, requiring inspection.
11/24/2023 GILLIG completed population analysis and confirmed the initial estimates.
11/27/2023 GILLIG’s Safety Committee decided to file a formal Safety recall to repair the vehicle population affected by the issue. Description of Remedy :
Description of Remedy Program : All vehicles potentially affected will be inspected for correct wheel hub
lube level. Amended on 12/6: if necessary after inspection, the gear oil will be adjusted to the correct level and any eventual damage caused by the subject issue will be repaired at no cost to the customer.Pursuant to 49 CFR 577.11(e), GILLIG requests NHTSA to be exempted from providing a pre-notification reimbursement plan or this issue. Pre-notification product failures would have been addressed under the terms of either Meritor’s or GILLIG’s manufacturer warranty. How Remedy Component Differs from Recalled Component : Lube level of the rear axle wheel hub per specifications. The information contained in this report was submitted pursuant to 49 CFR §573 Part 573 Safety Recall Report 23V-809
Page 3
The information contained in this report was submitted pursuant to 49 CFR §573
Identify How/When Recall Condition was Corrected in Production :
Gillig implemented factory containment on 06/02/2023. Any vehicle built after this date is not affected by the issue. Recall Schedule :
Description of Recall Schedule : Recall notices will be sent as soon as NHTSA approves the draft letter.
GILLIG does not have a dealer network. Therefore, dealer notification is not required for this recall.
Planned Dealer Notification Date : JAN 15, 2024 – JAN 15, 2024
Planned Owner Notification Date : JAN 15, 2024 – JAN 15, 2024
* NR – Not Reported

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