Official NHTSA safety recallImmediate safety action

2020 GMC Sierra 1500 · ELECTRICAL SYSTEM

ELECTRICAL SYSTEM:12V/24V/48V BATTERY:CABLES: recall 19V888000

An intermittent electrical connection between the B+ battery cable and the alternator could cause the vehicle to stall, increasing the risk of a crash. The intermittent connection could also lead to electrical arcing, which could generate sufficient heat to damage surrounding material, increasing the risk of a fire.

Covered model years
2019–2020
Evidence level
Official NHTSA safety recall
Source review date
2026-10-18
Jurisdiction
United States
Record ID
gmc-sierra-1500-2020-19v888000

What the source says

The documented condition

General Motors LLC (GM) is recalling certain 2019-2020 Chevrolet Silverado 1500 and GMC Sierra 1500 trucks. The battery positive (B+) cable rings may have been manufactured with excessive glue, potentially causing an intermittent electrical connection between the B+ cable and alternator.

Consequence identified by NHTSA

An intermittent electrical connection between the B+ battery cable and the alternator could cause the vehicle to stall, increasing the risk of a crash. The intermittent connection could also lead to electrical arcing, which could generate sufficient heat to damage surrounding material, increasing the risk of a fire.

Campaign 19V888000; report received 2019-12-12. Source checked 2026-10-18.

Source component: ELECTRICAL SYSTEM:12V/24V/48V BATTERY:CABLES

Compare the pattern

Symptoms and vehicle scope

Condition described by NHTSA

General Motors LLC (GM) is recalling certain 2019-2020 Chevrolet Silverado 1500 and GMC Sierra 1500 trucks. The battery positive (B+) cable rings may have been manufactured with excessive glue, potentially causing an intermittent electrical connection between the B+ cable and alternator.

    Vehicles and limits

    • NHTSA model names: SIERRA 1500. Model years: 2019, 2020.
    • NHTSA campaign 19V888000
    • The complete campaign lists 350,371 potentially affected units across all listed vehicles.
    • A make, model and year match does not establish VIN eligibility.

    Manufacturer position

    What the official procedure directs

    GM will notify owners, and dealers will inspect for the presence of glue or other contamination at the B+ cable attachment to the alternator and clean the connection and reattach the B+ cable connection, as necessary. If arcing has damaged the cable, nut, or alternator, the dealer will replace the damaged components. All services will be performed free of charge. GM issued owners an interim notification on February 4, 2020. GM issued second notice and the recall began March 9, 2019. Owners may contact Chevrolet customer service at 1-800-222-1020 or GMC customer service at 1-888-988-7267. GM's number for this recall is N192273510.

    Mileage context

    Campaign 19V888000 is based on the recalled vehicle population and VIN, not a published mileage threshold. Mileage alone cannot confirm or exclude it.

    Original evidence

    Open the documents behind this record.

    NHTSA safety recall · 19V888000 · 2019-12-12

    NHTSA campaign 19V888000

    Official component, defect, consequence and remedy; checked 2026-10-18.

    Repair paths and safe checks

    Match the action to the evidence.

    Official repair pathManufacturer or authorized dealer · Confirm with the dealer

    Official recall remedy

    GM will notify owners, and dealers will inspect for the presence of glue or other contamination at the B+ cable attachment to the alternator and clean the connection and reattach the B+ cable connection, as necessary. If arcing has damaged the cable, nut, or alternator, the dealer will replace the damaged components. All services will be performed free of charge. GM issued owners an interim notification on February 4, 2020. GM issued second notice and the recall began March 9, 2019. Owners may contact Chevrolet customer service at 1-800-222-1020 or GMC customer service at 1-888-988-7267. GM's number for this recall is N192273510.

    Boundary

    Confirm VIN eligibility and current remedy instructions with the manufacturer.

    Safe owner checkVIN lookup · Before arranging repairs

    Check the complete VIN

    Check the 17-character VIN at NHTSA.gov/recalls and ask the manufacturer whether this campaign remains open for the vehicle.

    Boundary

    The model-year list is not proof that an individual vehicle is affected.

    Record reviewed in the source on 2026-10-18. Confirm the current document and VIN instructions before arranging work.

    How we check a problem · All records for the 2020 GMC Sierra 1500

    Before authorizing work

    Read the method beside the problem.

    Safety and triage8 min read

    When a car is unsafe

    Stop safely when control changes, smoke appears or the manual tells you to stop. Do not use a short trip home as a test of whether the fault is serious.

    Read the guide
    Diagnosis and symptoms8 min read

    Why symptoms overlap

    “It makes a weird noise” is useful human language. Diagnosis begins when that language is tied to the exact vehicle and its operating conditions.

    Read the guide

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