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Service bulletin 18-066-16

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10140124
Published by NHTSA2018-06-11
Manufacturer's number18-066-16
Manufacturer's date2016-06-14
NHTSA componentELECTRICAL SYSTEM; POWER TRAIN

NHTSA's summary

Flash: Powertrain Diagnostic And System Enhancements This bulletin involves reprogramming the Powertrain Control Module (PCM) with updated software. illumination. Upon further investigation the technician may find the following Diagnostic Trouble Codes (DTCs): MIL Illumination · P2096 - Downstream Fuel Trim System 1 Lean (5.7L Engines). · P2097 - Downstream Fuel Trim System 1 Rich (5.7L Engines). · P2098 - Downstream Fuel Trim System 2 Lean (5.7L Engines). · P2099 - Downstream Fuel Trim System 2 Rich (5.7L Engines). Drivability Improvements: · **MIL Lamp without DTC Active - Permanent Fault Code Issue (fix permanent fault code retention). · ASD Relay (to improve fuel pump relay initialization at key on).** · Fuel pump relay operation at key on. · Engine seems to lack power at high engine RPMs (5.7L and 4.7L Engines). · Shudder or shake condition on wide open throttle stab during downshift event (5.7L and 4.7L Engines). · EVAP Diagnostic Enhancements. This diagnostic routine will be disabled while the vehicle is in decel fuel shut off mode.(3.7L/4.7L Engines only). · Audible knock sound on WOT launches (DJ/DD 5.7L Engines only). Transmission Improvements: · High engine RPMs needed before vehicle will upshift from 3rd to 4th. (5.7L and 4.7L Engines). · Harsh 1st to 2nd gear upshift (5.7L and 4.7L Engines). · Unexpected or busy downshift while coasting between 72-77 kmh (45-48 mph) (DS 5.7L Engines only).

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

Electrical system, Transmission and driveline

Trouble codes named

P2096, P2097, P2098, P2099

Vehicles listed
DODGE DAKOTA2010, 2011
DODGE RAM 15002010, 2011 (the catalog's model; the bulletin names a series or trim of it)
DODGE RAM 25002011 (the catalog's model; the bulletin names a series or trim of it)
DODGE RAM 35002011 (the catalog's model; the bulletin names a series or trim of it)

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Recalls for the same vehicles and component
17V8210002017-12-20. POWER TRAIN:AUTOMATIC TRANSMISSION:LEVER AND LINKAGE:COLUMN SHIFT
16V7390002016-10-13. ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR
20130442013-02-06. Powertrain
13V0380002013-02-06. POWER TRAIN:DRIVELINE:DIFFERENTIAL UNIT
12V4740002012-10-02. POWER TRAIN:DRIVELINE:DIFFERENTIAL UNIT
20123272012-09-27. Powertrain
10V2000002010-05-11. ELECTRICAL SYSTEM:IGNITION:MODULE

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

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