# Service bulletin PIT6012A

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: 10253103
- Published by NHTSA: 2024\-04\-15
- Manufacturer's number: PIT6012A
- Manufacturer's date: 2024\-03\-22
- NHTSA component: SERVICE BRAKES; EQUIPMENT:ELECTRICAL

## NHTSA's summary

This Preliminary information communicates Diagnostic information for the Check Engine Light On, Spongy Brake Pedal Feel, Codes C05D3 and P25A2 Stored.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2024/MC-10253103-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2024/MC-10253103-9999.pdf)

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

## Components

Brakes, Equipment and accessories

## Trouble codes named

C05D3, P25A2

## Vehicles listed

- 2023 to 2024 CHEVROLET COLORADO
- 2023 to 2024 GMC CANYON

## Recalls for the same vehicles and component

- [2024114](/recalls/tc/2024114.md), 2024-02-22: Brakes

## Other bulletins for the same vehicles and component

- [N252521980\-01](/bulletins/11024688.md), 2025-10-31, Service campaign: SERVICE BRAKES. Certain vehicles listed above, may have a condition in which the Brake System Control Module does not have the latest software. Dealers are to reprogram the Brake System Control Module.
- [N252521980](/bulletins/11024420.md), 2025-10-22, Service campaign: SERVICE BRAKES. Certain vehicles, may have a condition in which the Brake System Control Module does not have the latest software. Dealers are to reprogram the Brake System Control Module.
- [25\-NA\-065](/bulletins/11017173.md), 2025-04-24, Service bulletin: STEERING; SERVICE BRAKES; FUEL/PROPULSION SYSTEM. This informational bulletin instructs the tech when fuel/fluid is needed to be tested and where it can be sent for analysis.
- [25\-NA\-064](/bulletins/11017097.md), 2025-04-17, Service bulletin: SERVICE BRAKES. This informational bulletin provides information on the brake system warning lamp illuminated on driver information center \(DIC\), brake pedal goes closer to the floor and/or is harder to push.
- [24\-NA\-048](/bulletins/11014277.md), 2025-02-17, Service bulletin: FORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKING; SERVICE BRAKES. This service bulletin provides customer information for rear unwanted automatic braking, usually when reversing out of a garage or driveway.
- [21\-NA\-043](/bulletins/11014230.md), 2025-02-12, Service bulletin: VISIBILITY/WIPER; SERVICE BRAKES; ENGINE; ELECTRICAL SYSTEM; WHEELS. This bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before being sold \(prepping\) to the customer.
- [21\-NA\-043](/bulletins/11011709.md), 2024-12-10, Service bulletin: STRUCTURE:BODY; WHEELS; ENGINE; SERVICE BRAKES; UNKNOWN OR OTHER. This bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before being sold \(prepping\) to the customer.
- [23\-NA\-149](/bulletins/11011120.md), 2024-12-04, Service bulletin: SERVICE BRAKES; ELECTRICAL SYSTEM. This technical bulletin provides a procedure to correct the condition of Trailer Brake Disabled and/or DTC C1114 Stored During Pulling a Trailer with a Battery, Generator or Solar Charger.
- [PIT6212B](/bulletins/11009165.md), 2024-10-25, Service bulletin: SERVICE BRAKES. This Preliminary information communicates an issue with the Hydrastar Electric Over Hydraulic trailer brake system causing a voltage spike into the trucks electrical system which is causing DTC C1114 to set.
- [PIT5509L](/bulletins/11007691.md), 2024-09-11, Service bulletin: SERVICE BRAKES. This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicle that may have a "Check Trailer Wiring" or "Service Trailer Brake System” message on the Driver Information Center when a trailer is connected to the vehicle. Diagnostic Trouble Code C1114 set in the Chassis Control Module. Chassis Control Module has to determine the type of trailer brake system that is being used. The Chassis Control Module can be sensitive to a variety of trailer wiring issues. The technician will need to make a trailer tester using Electric Trailer Brake Magnets and 7\-way trailer connector to determine if it is a vehicle or trailer issue. If the concern is not duplicated with the tester installed, the vehicle is operating correctly and the focus should be on the trailer wiring or 7 way connector.

JSON: [/v1/bulletins/10253103](/v1/bulletins/10253103)

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