Service bulletin SB-21-046-15

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)
Type	Service bulletin
NHTSA id	10058728
Published by NHTSA	2015-11-09
Manufacturer's number	SB-21-046-15
Manufacturer's date	2015-07-14
NHTSA component	POWER TRAIN:AUTOMATIC TRANSMISSION

NHTSA's summary

DODGE GRAND CARAVAN AND CHRYSLER TOWN AND COUNTRY: BULLETIN INVOLVES INSPECTING AND ADJUSTING THE TRANSMISSION FLUID TO THE CORRECT LEVEL UNDER COLD OR HOT AMBIENT AMBIENT TEMPERATURES, CAUSING SHIFTING TRANSMISSION TO BE HARSH *CN

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Transmission and driveline, Automatic transmission

Vehicles listed
CHRYSLER TOWN AND COUNTRY	2015
DODGE GRAND CARAVAN	2015

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

Recalls for the same vehicles and component
16V461000	2016-06-24. POWER TRAIN:AUTOMATIC TRANSMISSION

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

Other bulletins for the same vehicles and component
V51	2022-12-19. Service bulletin. Customer Satisfaction Notification V51 Reprogram Powertrain Control Module
S1121000006RevA	2022-09-26. Service bulletin. (Revision A) No Start No Crank ? Starter Will Not Engage And There Are No Related Codes Or Concerns
68192621A	2022-09-15. Service bulletin. Transmission - Pan, Pan Gasket
04753183A	2022-09-15. Service bulletin. Transmission, Oil Pump, Torque Convertor, and Flexplate
9004509	2022-05-31. Service bulletin. Oil Filter If a Mopar Oil Filter is not available, use a filter that meets or exceeds USCAR36 specification and is compatible with semi and full synthetic oils. Recommended Brands: Wix, Purolator, and NapaGold
18-069-16REV	2021-05-24. Service bulletin. PCM replacement.
S1121000006 Rev.	2020-09-28. Service bulletin. (Revision A) No Start No Crank ? Starter Will Not Engage And There Are No Related Codes Or Concerns
18-001-15	2018-11-19. Service bulletin. Flash: 3.6L Diagnostic And System Improvements This bulletin involves reprogramming the Powertrain Control Module (PCM) with update software. The customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes (DTC): ? U0140 Lost Communication With Body Control Module. Attempting to clear the DTC may be unsuccessful. ? P0300 Multiple Cylinder Misfire, sets at idle on a cold engine. ? P000A Bank 1 Camshaft 1 Position Slow Response. ? P000B Bank 1 Camshaft 2 Position Slow Response. ? P000C Bank 2 Camshaft 1 Position Slow Response. ? P000D Bank 2 Camshaft 2 Position Slow Response.
18-069-16	2018-06-11. Service bulletin. PCM Replacement, MIL Illumination / DTCs P0300, P030X or P23XX This bulletin involves replacing the Powertrain Control Module (PCM) and re-flashing with the latest available software. The customer may describe an engine misfire, and runs rough. In addition customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation a technician may find one or more of the following Diagnostic Trouble Codes (DTCs) set in the PCM memory: · P0300 - Multiple Cylinder Misfire. · P0301 - Cylinder 1 Misfire. · P0302 - Cylinder 2 Misfire. · P0303 - Cylinder 3 Misfire. · P0304 - Cylinder 4 Misfire. · P0305 - Cylinder 5 Misfire. · P0306 - Cylinder 6 Misfire. · P2302 - Ignition Coil 1 Secondary Circuit - Insufficient Ionization. · P2305 - Ignition Coil 2 Secondary Circuit - Insufficient Ionization. · P2308 - Ignition Coil 3 Secondary Circuit - Insufficient Ionization. · P2311 - Ignition Coil 4 Secondary Circuit - Insufficient Ionization. · P2314 - Ignition Coil 5 Secondary Circuit - Insufficient Ionization. · P2317 - Ignition Coil 6 Secondary Circuit - Insufficient Ionization.
R4880213A$	2016-09-15. Service bulletin. "SHAFT - AXLE HALF NOTE: THE JOINT BETWEEN THE SPLINES ON THE HALFSHAFT AND THE HUB AND BEARING IS AN INTERFERENCE FIT. THE HALFSHAFT NUT IS TO BE USED TO DRAW THE HUB AND BEARING ONTO THE HALFSHAFT SPLINES. THIS IS PARTICULARLY TRUE IF HUB AND BEARING IS ALSO BEING REPLACED"