# Service bulletin PIP5843C

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

- Type: Service bulletin
- NHTSA id: 10239172
- Published by NHTSA: 2023\-07\-17
- Manufacturer's number: PIP5843C
- Manufacturer's date: 2023\-06\-20
- NHTSA component: EXTERIOR LIGHTING

## NHTSA's summary

This Preliminary information communicates to the dealers information related to a Malfunction Indicator Lamp \(MIL\) Illuminated During Cold Ambient Temperatures with DTCs P30C3 and/or P30BF P30C7 P30CB Setting.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2023/MC-10239172-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2023/MC-10239172-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Lighting

## Trouble codes named

P30BF, P30C3, P30C7, P30CB

## Vehicles listed

- 2020 to 2023 CADILLAC CT4
- 2023 CHEVROLET COLORADO
- 2019 to 2023 CHEVROLET SILVERADO 1500
- 2023 GMC CANYON
- 2019 to 2023 GMC SIERRA 1500

## Recalls for the same vehicles and component

- [2024519](/recalls/tc/2024519.md), 2024-09-12: Lights And Instruments
- [2024060](/recalls/tc/2024060.md), 2024-02-01: Lights And Instruments
- [2023591](/recalls/tc/2023591.md), 2023-11-02: Lights And Instruments
- [2023472](/recalls/tc/2023472.md), 2023-08-24: Lights And Instruments
- [2022700](/recalls/tc/2022700.md), 2022-12-08: Lights And Instruments
- [22V903000](/recalls/nhtsa/22V903000.md), 2022-12-08: EXTERIOR LIGHTING:LIGHTING CONTROL MODULE:SOFTWARE
- [2022348](/recalls/tc/2022348.md), 2022-06-30: Lights And Instruments
- [22V463000](/recalls/nhtsa/22V463000.md), 2022-06-30: EXTERIOR LIGHTING:BRAKE LIGHTS
- [2020304](/recalls/tc/2020304.md), 2020-07-03: Lights And Instruments

## Other bulletins for the same vehicles and component

- [07\-08\-42\-006U](/bulletins/11026022.md), 2025-12-03, Service bulletin: EXTERIOR LIGHTING. This service bulletin provides technicians with information on available BCM calibrations to restore bulb outage detection on vehicles produced by a second stage manufacturer \(Upfitter\), and/or turn signals flash fast after factory box removed.
- [21\-NA\-166](/bulletins/11019325.md), 2025-06-06, Service bulletin: EXTERIOR LIGHTING; STEERING. This informational bulletin provides information on the turn signal stalk not cancelling and/or mis cancelling.
- [07\-08\-42\-006T](/bulletins/11017243.md), 2025-04-25, Service bulletin: EXTERIOR LIGHTING. This service bulletin provides technicians with information on available BCM calibrations to restore bulb outage detection on vehicles produced by a second stage manufacturer \(Upfitter\), and/or turn signals flash fast after factory box removed.
- [01\-08\-42\-001Q](/bulletins/11014170.md), 2025-02-11, Service bulletin: EXTERIOR LIGHTING. This service bulletin provides information on Exterior Lamp Condensation and Water Leak Information and Replacement Guidelines.
- [PIT6295](/bulletins/11012025.md), 2024-12-20, Service bulletin: UNKNOWN OR OTHER; EXTERIOR LIGHTING; ELECTRICAL SYSTEM. This Preliminary information communicates to dealership technicians that if they encounter a customer vehicle with the concern of the HUD being inoperative, Engineering is aware and once a fix is available, this PI will be updated.
- [PIT5918B](/bulletins/11006460.md), 2024-08-16, Service bulletin: EXTERIOR LIGHTING. This Preliminary information communicates an issue where GM Accessory Illuminated Emblem may cause an issue with the left headlight/turn signal and dealership are to disable the Accessory Illuminated Emblem until a fix is available.
- [24\-NA\-115](/bulletins/11004935.md), 2024-07-18, Service bulletin: EXTERIOR LIGHTING; ELECTRICAL SYSTEM. Information on Low Beam Headlamp Bulb Diagnosis/Replacement \(Inspect Bulb and Connector\).
- [22\-NA\-244](/bulletins/11000550.md), 2024-05-30, Warranty extension: ELECTRICAL SYSTEM; EXTERIOR LIGHTING; STRUCTURE:BODY; UNKNOWN OR OTHER; SERVICE BRAKES. This service bulletin provides information about GM Accessories \- Dealer\-Installed, Repaired or Replaced During Warranty Coverage Period.
- [PIP5843D](/bulletins/10253066.md), 2024-04-15, Service bulletin: EXTERIOR LIGHTING. This Preliminary information communicates to the dealers information related to a Malfunction Indicator Lamp \(MIL\) Illuminated During Cold Ambient Temperatures with DTCs P30C3 and/or P30BF P30C7 P30CB Setting.
- [PIP5863B](/bulletins/10253062.md), 2024-04-15, Service bulletin: EXTERIOR LIGHTING; ENGINE AND ENGINE COOLING; FUEL SYSTEM, GASOLINE. This Preliminary information communicates to dealers? information related to a Malfunction Indicator Lamp \(MIL\) Illuminated due to a U0672 setting. Advises the technician to perform Electric Engine Coolant Pump connection inspections. To clear the code to see if it resets current. If the code resets it advises to utilize Strategy Based Diagnosis. If the code does not reset, it advises to release the vehicle to the customer and that GM is aware of this issue.

JSON: [/v1/bulletins/10239172](/v1/bulletins/10239172)

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