# Service bulletin 68223051A

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: 10150596
- Published by NHTSA: 2018\-12\-10
- Manufacturer's number: 68223051A
- Manufacturer's date: 2015\-06\-05
- NHTSA component: EQUIPMENT:APPLIANCE:AIR CONDITIONER; EQUIPMENT:ELECTRICAL; POWER TRAIN

## NHTSA's summary

HVAC control, Actuator, Power train Control Module MIL light for B104D Blend door circuit low. The HVAC temperature door feedback voltage is monitored by the PCM. If the PCM detects a loss of voltage from the HVAC Temperature door it may set a B104D in the PCM. If B104D is set in the PCM and no faults are found in the HVAC module, proceed with the following actions:\~ 1\- Inspect the HVAC C1 Pin2 for 12 volts B\+. if no voltage is found repair the short or open in the A937 circuit. \~ 2\- If voltage on Pin2 is normal \(12 volts B\+\), clear the DTC.\~ 3\- Confirm That DTC B104D Does not return after Calibration\~ There are no HVAC components that need to be changed. For more information or questions, call George Sakr at cell \(586\) 808\-0047

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2015/MC-10150596-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2015/MC-10150596-0001.pdf)

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

## Components

Equipment and accessories, Heating and air conditioning, Transmission and driveline

## Trouble codes named

B104D

## Vehicles listed

- CHRYSLER CHRYSLER
- CHRYSLER CHRYSLER TRUCK

JSON: [/v1/bulletins/10150596](/v1/bulletins/10150596)

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