# Service bulletin TT 37\-12\-02

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: 10124413
- Published by NHTSA: 2017\-12\-05
- Manufacturer's number: TT 37\-12\-02
- Manufacturer's date: 2014\-05\-30
- NHTSA component: POWER TRAIN:AUTOMATIC TRANSMISSION

## NHTSA's summary

Tech Tips \(Transmission Diagnosis\): When diagnosing a transmission concern on a Routan, information can be learned may be suggested as a first step on vehicles with no fault codes. It will also be requested to observe the before and after quick learn values of the CVI. What is being observed in regards to the before and after values on the CVI, is to see a change. The before values are going to be an adaptation value based off of the driver?s habits.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2014/MC-10124413-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2014/MC-10124413-0001.pdf)

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

## Components

Transmission and driveline, Automatic transmission

## Vehicles listed

- 2009 to 2014 VOLKSWAGEN ROUTAN

## Other bulletins for the same vehicles and component

- [Edition85](/bulletins/10243010.md), 2023-10-02, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:COOLER/RADIATOR:HOSES AND FITTINGS; EXTERIOR LIGHTING; ELECTRICAL SYSTEM; EQUIPMENT. VW Elsa Newsletter
- [Edition115](/bulletins/10242996.md), 2023-10-02, Service bulletin: STRUCTURE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\); ELECTRICAL SYSTEM; VISIBILITY:POWER WINDOW DEVICES AND CONTROLS; ENGINE AND ENGINE COOLING. VW Elsa Newsletter
- [Edition59](/bulletins/10242379.md), 2023-09-18, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE \(ECU/ECM\):SOFTWARE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\). VW Elsa Newsletter
- [Edition62](/bulletins/10242374.md), 2023-09-18, Service bulletin: ENGINE; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; POWER TRAIN:AUTOMATIC TRANSMISSION. VW Elsa Newsletter
- [Edition93](/bulletins/10242368.md), 2023-09-18, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. VW Elsa Newsletter
- [Edition67](/bulletins/10242367.md), 2023-09-18, Service bulletin: ELECTRICAL SYSTEM:ADAS:AUTONOMOUS/SELF DRIVING:SOFTWARE; POWER TRAIN:AUTOMATIC TRANSMISSION; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. VW Elsa Newsletter
- [Edition64](/bulletins/10242364.md), 2023-09-18, Service bulletin: EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; POWER TRAIN:AUTOMATIC TRANSMISSION. VW Elsa Newsletter
- [Edition85](/bulletins/10242348.md), 2023-09-18, Service bulletin: EQUIPMENT; ENGINE AND ENGINE COOLING; POWER TRAIN:AUTOMATIC TRANSMISSION; ELECTRICAL SYSTEM; STRUCTURE. VW Elsa Newsletter
- [Action24Y7](/bulletins/10240669.md), 2023-08-14, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\). PCM Software Update
- [24Y7](/bulletins/10240596.md), 2023-08-14, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE:SOFTWARE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\); UNKNOWN OR OTHER. Some customers with Routan vehicles built through January 31, 2012 may Comkplain of harsh 1\-3 upshifts when operating the vehicle in the economy \(ECO mode\)

JSON: [/v1/bulletins/10124413](/v1/bulletins/10124413)

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