# Service bulletin PIT5185

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: 10112472
- Published by NHTSA: 2017\-08\-15
- Manufacturer's number: PIT5185
- Manufacturer's date: 2012\-10\-15
- NHTSA component: ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:IGNITION

## NHTSA's summary

This Preliminary Information communication provides information to the technician about vehicles that if the ignition key is turned to the start position, and then released when the engine begins cranking, the engine will continue cranking for a few seconds or until the vehicle starts. Some customers may state that this feature is inoperative. Technician should be advised that if the Low Fuel warning lamp is on and/or the FUEL LEVEL LOW message is displayed in the Driver Information Center, the Computer?Controlled Cranking System will be disabled.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2012/MC-10112472-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2012/MC-10112472-0001.pdf)

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

## Components

Electrical system, Ignition

## Vehicles listed

- 2007 to 2013 CADILLAC ESCALADE
- 2007 to 2013 CADILLAC ESCALADE ESV
- 2007 to 2013 CADILLAC ESCALADE EXT
- 2007 to 2008 CHEVROLET AVALANCHE
- 2013 CHEVROLET AVALANCHE
- 2007 to 2013 CHEVROLET SILVERADO
- 2007 to 2013 CHEVROLET SUBURBAN
- 2007 to 2013 CHEVROLET TAHOE
- 2007 to 2013 GMC SIERRA
- 2007 to 2013 GMC SIERRA DENALI
- 2007 to 2013 GMC YUKON
- 2007 to 2013 GMC YUKON DENALI
- 2007 to 2013 GMC YUKON DENALI XL
- 2007 to 2011 GMC YUKON XL
- 2012 to 2013 GMC YUKON XL

## Recalls for the same vehicles and component

- [14V827000](/recalls/nhtsa/14V827000.md), 2014-12-30: ELECTRICAL SYSTEM:IGNITION

## Other bulletins for the same vehicles and component

- [PIT5185](/bulletins/10247742.md), 2023-12-26, Service bulletin: ELECTRICAL SYSTEM:IGNITION. Computer\-Controlled Cranking System \(Bump Start\) Inoperative.
- [PIT4560G](/bulletins/10247660.md), 2023-12-26, Service bulletin: ELECTRICAL SYSTEM:IGNITION:ANTI\-THEFT:IMMOBILIZER/PROXIMITY:KEY/SENDER. Normal Characteristic \- RKE Inoperative / Unable To Program Fobs.
- [PIT5209](/bulletins/10247111.md), 2023-12-11, Service bulletin: ELECTRICAL SYSTEM:IGNITION:ANTI\-THEFT:CONTROL MODULE. Unwanted Alarm Sounding \(GM Accessory Inclination Sensor Mounting\)
- [120089002A](/bulletins/10245761.md), 2023-12-04, Service bulletin: ELECTRICAL SYSTEM:IGNITION:ANTI\-THEFT:IMMOBILIZER/PROXIMITY:KEY/SENDER; EQUIPMENT. Requesting a New Key Code for Customer with Lost or Stolen Keys
- [PIC5650K](/bulletins/10237659.md), 2023-06-13, Service bulletin: POWER TRAIN; ELECTRICAL SYSTEM:IGNITION. This Preliminary Information communication provides information to the technician about vehicles that have an intermittent no crank, no start, or start stall concern with the security light coming on. Technician may find Diagnostic Trouble Codes B3055, B3060, and/or B3935. Technician should not replace any parts for this concern. If unable to duplicate the concern ask if the customer uses any Radio Frequency Identification Devices when the concern is present. Dealer should also direct their customers to the appropriate section in the Owner manuals that references that the device complies.
- [PIT4376J](/bulletins/10137171.md), 2018-05-21, Service bulletin: ELECTRICAL SYSTEM:IGNITION:ANTI\-THEFT:CONTROL MODULE; EQUIPMENT:ELECTRICAL:ANTI\-THEFT DEVICES. This Preliminary Information communication advises the technician about key and theft information for Fleet Vehicles equipped with RPO 6E2 or 6E8 and converting to fleet mode. Technician will need to ensure fleet vehicles with RPO 6E2 or 6E8 should be checked to verify that the Theft Deterrent Module is in fleet mode prior to attempting to add keys.
- [PI1098A](/bulletins/10114292.md), 2017-08-15, Service bulletin: ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM:IGNITION. This preliminary bulletin provides a procedure on how to cold crank test a battery in a vehicle.
- [PI1018A](/bulletins/10113519.md), 2017-08-15, Service bulletin: EQUIPMENT:ELECTRICAL; ELECTRICAL SYSTEM:IGNITION. This preliminary informational bulletin adds the 2015 model year to repair information on correcting a customer concern of poor, limited, reduced Remote Keyless Entry \(RKE\) or Remote Vehicle Start \(RVS\) range.
- [PIP4828B](/bulletins/10112717.md), 2017-08-15, Service bulletin: ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM:IGNITION. This Preliminary Information communication provides information to the technician about vehicles that have a rough idle and/or momentary lack of power after cold starting the engine and immediately placing the transmission in gear. Technician should follow published Service Information diagnostics first. Dealer should communicate to the customer this condition is a normal operating characteristic of their vehicle.
- [PIT4813C](/bulletins/10112648.md), 2017-08-15, Service bulletin: ELECTRICAL SYSTEM:IGNITION; ENGINE AND ENGINE COOLING. This Preliminary Information communication provides information to the technician about vehicles with a "Service Charging System" message displayed on the Driver Information Center and/or a low voltage reading on the volt gauge during the first several minutes after a cold start. Technician may find a Diagnostic Trouble Code B1517 sym 03. If this concern only occurs during the first several minutes of a cold start, no repairs should be made. Dealer should communicate to the customer that this is normal operating characteristic of vehicles equipped with the diesel engine.

JSON: [/v1/bulletins/10112472](/v1/bulletins/10112472)

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