Service bulletin PIT5423A
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 | 10129087 |
| Published by NHTSA | 2018-02-21 |
| Manufacturer's number | PIT5423A |
| Manufacturer's date | 2018-01-23 |
| NHTSA component | EXTERIOR LIGHTING; PARKING BRAKE |
NHTSA's summary
This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicles that may have a intermittent no crank, crank no start, or Service Engine Soon Malfunction Indicator Lamp. The technician should inspect for a loose G102, G107 or G108 and repair as necessary. If no issue found, proceed with published Service Information diagnostics.
The document
The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.
Components
Brakes, Lighting, Parking brake
| CHEVROLET COLORADO | 2015, 2016, 2017 |
|---|---|
| GMC CANYON | 2015, 2016, 2017 |
Listing a model year does not mean every vehicle of it is concerned: the document says which.
| 19NA136 | 2021-02-01. Service bulletin. This service bulletin provides a diagnostic procedure to aid in correcting a customer concern of a Howling, Whining/Whirring Noise, Shudder/Vibration and/or Grinding Noise While in 4HI, 4HI Auto and/or During Parking Lot Maneuvers in Auto Mode. |
|---|---|
| 19NA035 | 2019-05-20. Service bulletin. This technical bulletin provides a procedure to validate if the parking pawl actuator is not working as intended, causing the parking pawl to engage while driving. |
| PI1410B | 2018-05-21. Service bulletin. This preliminary informational bulletin provides information regarding the normal characteristic of instrument panel red brake light intermittently comes on. |
| PI1360D | 2017-12-22. Service bulletin. This preliminary informational bulletin adds the 2015 Chevrolet Colorado and GMC Canyon to diagnosis and repair information to correct a customer concern of alleged no park, vehicle rolls in park or park will not hold. |
| GCUS-3-861 | 2017-12-22. Service bulletin. 17048 Customer Satisfaction. Certain vehicles may have a condition in which the transfer case actuator motor brake sticks in the open position inside the transfer case actuator assembly. If 1) the actuator motor brake sticks open, 2) the vehicle is on asurface with an angle greater than zero but less than two degrees, 3) the vehicle is parked in 4LO, 4) the system is warm, and 5) the vehicle ignition is turned ?Off,? there is potential for vehicle rollback due to the range fork slipping into neutral. The brake sticking condition will set diagnostic trouble code C0326 58 and a ?Service AWD? warning will appear on the driver information center. Dealers are to replace the transfer case actuator assembly. |
| 99-04-20-002I | 2017-08-15. Service bulletin. This informational bulletin explains a normal condition for what and how the drive line can clunk. |
| PIT5324A | 2016-07-07. Service bulletin. SUMMARY TO BE PROVIDED ON A FUTURE DATE. |