# Service bulletin VB6 Rev. 3

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: 10174186
- Published by NHTSA: 2020\-04\-27
- Manufacturer's number: VB6 Rev. 3
- Manufacturer's date: 2020\-03\-25
- NHTSA component: FUEL SYSTEM, DIESEL; FUEL SYSTEM, GASOLINE

## NHTSA's summary

Revised Emissions Recall VB6 Diesel Engine Calibration

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2020/MC-10174186-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2020/MC-10174186-9999.pdf)

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

## Components

Fuel system

## Vehicles listed

- 2019 RAM 2500
- 2019 RAM 3500

## Recalls for the same vehicles and component

- [2021691](/recalls/tc/2021691.md), 2021-11-12: Fuel System
- [21V880000](/recalls/nhtsa/21V880000.md), 2021-11-12: FUEL SYSTEM, DIESEL:DELIVERY:FUEL PUMP
- [2019326](/recalls/tc/2019326.md), 2019-06-28: Fuel System
- [19V498000](/recalls/nhtsa/19V498000.md), 2019-06-27: FUEL SYSTEM, DIESEL

## Other bulletins for the same vehicles and component

- [14\-010\-25 REV. B](/bulletins/11019433.md), 2025-06-10, Service bulletin: FUEL/PROPULSION SYSTEM. "Frequent Repairs Of Fuel System Components Such As Fuel Filters Numerous Stellantis vehicles having fuel line components replaced such as fuel filter. Occasionally, components are replaced before their standard life expectancy or when not contaminated with debris "
- [14\-010\-25 REV. A](/bulletins/11018863.md), 2025-06-02, Service bulletin: FUEL/PROPULSION SYSTEM. "Frequent Repairs Of Fuel Line Components Such As Fuel Filters Numerous Stellantis vehicles having fuel line components replaced such as fuel filter. Occasionally, components are replaced before their standard life expectancy or when not contaminated with debri "
- [14\-010\-25](/bulletins/11018485.md), 2025-05-20, Service bulletin: FUEL/PROPULSION SYSTEM. "Frequent Repairs Of Fuel Line Components Such As Fuel Filters Numerous Stellantis vehicles having fuel line components replaced such as fuel filter. Occasionally, components are replaced before their standard life expectancy or when not contaminated with debris "
- [1800724](/bulletins/10251872.md), 2024-03-18, Service bulletin: POWER TRAIN; ELECTRONIC STABILITY CONTROL:AUTOMATIC \(ASC\); BACK OVER PREVENTION; EXTERIOR LIGHTING; ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM; SERVICE BRAKES, HYDRAULIC; FUEL SYSTEM, GASOLINE; EQUIPMENT; FUEL SYSTEM, DIESEL; PARKING BRAKE. Flash: Powertrain Control Module \(PCM\) Updates 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 \(DTCs\) have been set: P0506\-00 \- Idle Control System RPM \- Lower Than Expected. P0607\-00 \- ECU Internal Performance. P20E8\-00 \- Reductant Pressure Too Low. P0301\-00 \- Cylinder 1 Misfire. P0302\-00 \- Cylinder 2 Misfire. P0303\-00 \- Cylinder 3 Misfire. P0304\-00 \- Cylinder 4 Misfire. P0305\-00 \- Cylinder 5 Misfire. P0306\-00 \- Cylinder 6 Misfire. P0299\-00 \- Turbocharger Underboost. P1D73\-00 \- AGS Performance. P0626 \- Generator Field Control Circuit High. P218F \- Reductant No Flow Detected. P2002 \- Diesel Particulate Filter Efficiency Below Threshold. P24A5 \- EGR Cooler Bypass Bank 1 Control Stuck. P0191 \- Fuel Rail Pressure Sensor Circuit Performance. P0461 \- Fuel Level Sensor 1 Performance. P0401 \- EGR System Performance. P20EE \- SCR NOx Catalyst Efficiency Below Threshold \- Bank 1. P061A \- Level 2 Torque Performance. P061B \- Internal Control Module Torque Calculation Performance. P061E \- Internal Control Module Brake Signal Performance. P062C \- ETC Level 2 MPH Performance. P0106 \- Manifold Absolute Pressure Sensor Performance \(In extreme cold ambient temperatures\). P0116 \- Engine Coolant Temperature Sensor Performance. P0420 \- Catalyst System Efficiency Bank 1. P1507 \- Crankcase Filter Restriction. P203F \- Reductant Level Too Low. P226C \- Turbocharger Boost Control ?A? Slow Response \(In extreme cold ambient temperatures\). P2579 \- Turbocharger Speed Sensor Circuit. U0101 \- Lost Communication with TCM. U02A3 \- Lost of Communication with PM Sensor. U3017 \- Control Module Timer/Clock Performance.
- [ReferenceVB6](/bulletins/10251813.md), 2024-03-18, Service bulletin: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL; FUEL SYSTEM, DIESEL. Emission Recall VB6 Diesel Engine Calibration
- [74912](/bulletins/10230085.md), 2023-01-17, Service bulletin: FUEL SYSTEM, GASOLINE. Fast Feedback Program \- 6.7L Cummins Engine \- 2019 \- 2022 HD Ram \& Fuel Injection Pump \- All Models \(Rev. G\)
- [18\-099\-22 REV. A](/bulletins/10229792.md), 2023-01-17, Service bulletin: EXTERIOR LIGHTING; FUEL SYSTEM, GASOLINE; SERVICE BRAKES, HYDRAULIC. Diesel Fuel Pump Failure and System Contamination Customers may experience a Malfunction Indicator Lamp \(MIL\) illumination. Upon further investigation the technician may find that one or more of the following Diagnostic Trouble Codes \(DTCs\) have been set: ? P0087\-00 \- Fuel Rail Pressure Too Low. ? P008A\-00 \- Low Pressure Fuel System Pressure \- Too Low. ? P0201\-00 \- Fuel Injector 1 Circuit/Open. ? P0202\-00 \- Fuel Injector 2 Circuit/Open. ? P0203\-00 \- Fuel Injector 3 Circuit/Open. ? P0204\-00 \- Fuel Injector 4 Circuit/Open. ? P0205\-00 \- Fuel Injector 5 Circuit/Open. ? P0206\-00 \- Fuel Injector 6 Circuit/Open. The customer may also notice the following: ? Engine will not start. This TSB is being replaced by recall Y78, please review Y78 for further details.
- [S2214000005](/bulletins/10229768.md), 2023-01-17, Service bulletin: FUEL SYSTEM, GASOLINE:STORAGE:AUXILLARY TANK. Upgrading To A Larger Capacity Fuel Tanks
- [S2207000003](/bulletins/10229759.md), 2023-01-17, Service bulletin: ENGINE AND ENGINE COOLING; FUEL SYSTEM, GASOLINE. Suspected Internal Exhaust Gas Recirculation \(EGR\) Cooler Coolant Leak, Additional Diagnostics.
- [1810122REVA](/bulletins/10229550.md), 2023-01-09, Service bulletin: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE \(TCM/PCM/TECM\); ELECTRONIC STABILITY CONTROL:AUTOMATIC \(ASC\); FUEL SYSTEM, GASOLINE; ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM; FUEL SYSTEM, DIESEL. Flash: Powertrain Control Module \(PCM\) Updates This bulletin involves reprogramming the Engine Control Module \(ECM\) / PowertrainControl Module \(PCM\) with the latest available software. Customers may experience a Malfunction Indicator Lamp \(MIL\) illumination. Upon further investigation the technician may find that one or moreof the following DTCs have been set: P0506 \- Idle Control System RPM \- Lower Than Expected. P0299\-00 \- Turbocharger Underboost. P20EE \- NOx Catalyst Efficiency Below Threshold. P1451\-00 \- Diesel Particulate Filter System Performance. P242F\-00 \- Diesel Particulate Filter Restriction \- Ash Accumulation. P2463\-00 \- Diesel Particulate Filter Restriction \- Soot Accumulation Bank 1. P026B \- Injection Timing Performance. P0607\-00 \- ECU Internal Performance. P20E8\-00 \- Reductant Pressure Too Low. P0301\-00 \- Cylinder 1 Misfire. P0302\-00 \- Cylinder 2 Misfire. P0303\-00 \- Cylinder 3 Misfire. P0304\-00 \- Cylinder 4 Misfire. P0305\-00 \- Cylinder 5 Misfire. P0306\-00 \- Cylinder 6 Misfire. P1C54\-00 \- SCR NOx Catalyst Missing. P2706\-00 \- MS Solenoid Circuit \(68RFE Only\). P1D73\-00 \- AGS Performance. P0421\-00 \- Catalyst 1 Efficiency Below Threshold Bank 1. P24A5\-00 \- EGR Cooler Bypass Bank 1 Control Stuck. P21C4\-00 \- Reductant Line Heater Relay Control Circuit High. P2560\-00 \- Engine Coolant Level Low. P2201\-00 \- Aftertreatment NOX Sensor Circuit Performance \- Bank 1 Sensor 1. P0604\-00 \- Internal Control Module Ram. P0607\-00 \- ECU Internal Performance. P0868\-00 \- Line Pressure Low \(Module, Powertrain Control \(PCM\),\(68RFE Only\). P0740\-00 \- TCC Out Of Range. P218F\-00 \- Reductant No Flow Detected. P226C \- Turbocharger Boost Control ?A? Slow Response \(In extreme cold ambienttemperatures\). P061A \- Level 2 Torque Performance. P061B \- Internal Control Module Torque Calculation Performance. P061E \- Internal Control Module Brake Signal Performance. P062C \- Etc Level 2 Mph Performance. P203F \- \(Diesel Exhaust Fluid\) Reductant Level Too Low. P0420 \- Catalyst System Efficien

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