Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2021 Dodge and Ram 2500 HD Power WagonFACTORY OEM SERVICE PROCEDURE
External Pages
These are pages that do not belong to the exact selected vehicle (2021 Dodge and Ram 2500 HD Power Wagon), but are still accessible from a link in your vehicle's manual. Be very cautious using repair info from here because these pages may not apply to your vehicle.
- Different variant/trim
- Section 1 (6.7L Fuel System - 2500HD)
- Section 2 (6.7L Engine (Service Information) - 2500HD)
- Section 3 (6.7L Exhaust System - 2500HD)
- Section 4 (6.7L Cooling System - 2500HD)
- Section 5 (6.7L Emissions Control - 2500HD)
- Section 6 (DRIVEABILITY - Diesel - Non-DTC Based Diagnostics - 2500HD)
- Section 7 (68RFE Automatic Transmission (Service Information) - 2500HD)
- Section 8 (6.7L Ignition System - (Service Information) - 2500HD)
- Section 9 (6.7L Diesel - Diagnostic Code Index - 2500HD)
- Section 10 (6.7L Diesel - DTCS P0008-00 To P02E3-00 - 2500HD)
- Section 11 (6.7L Diesel - DTCS P02E7-00 To P0601-00 - 2500HD)
- Section 12 (6.7L Diesel - DTCS P0604-00 To P1507-00 - 2500HD)
- Section 13 (6.7L Diesel - DTCS P1644-00 To P21C4-00 - 2500HD)
- Section 14 (6.7L Diesel - DTCS P21CB-00 To P24B1-00 - 2500HD)
- Section 15 (6.7L Diesel - DTCS P24B4-00 To U3017-00 - 2500HD)
- Section 16 (6.7L Diesel - Diesel AFTERTREATMENT Validation, Mil Light On Pretest Procedure, Pre-Diagnostic Troubleshooting Procedure, Pcm/ECM/TCM Programming, Powertrain Verification Test & Intermittent Condition - 2500HD)
- Section 17 (68RFE Automatic Transmission - Diagnostic Code Index - 2500HD)
- Section 18 (68RFE Automatic Transmission - DTCS P0218-00 To P0871-00 - 2500HD)
- Section 19 (68RFE Automatic Transmission - DTCS P0875-00 To U1449-00 - 2500HD)
- Section 20 (68RFE Automatic Transmission - Pre-Diagnostic Troubleshooting Procedure & Transmission Verification Test - 2500HD)
- Different car
- Section 1 (Vehicle Data - 2500HD)
- Section 2 (6.4L - DTCS P0440 To P0600 - 2500HD)
- Section 3 (6.4L Emissions Control - 2500HD)
- Section 4 (Electronic Control Modules (Service Information) - 2500HD)
- Section 5 (Circuit Testing Procedures - Non-DTC-Based Diagnostics - 2500HD)
- Section 6 (6.7L Emissions Control - 2500HD)
- Section 7 (DRIVEABILITY - Gas - Non-DTC Based Diagnostics - 2500HD)
- Section 8 (Antilock Brake System (Abs) - Verification Test And Intermittent Condition - 2500HD)
- Section 9 (6.4L Engine (Service Information) - 2500HD)
- Section 10 ((Radio Frequency (RF Hub) Module - Electrical Diagnostics - 2500HD))
- Section 11 (Heating And Air Conditioning - 2500HD)
- Section 12 (Charging (Service Information) - 2500HD)
- Section 13 (Lamps/Lighting - Exterior (Service Information) - 2500HD)
- Section 14 (Antilock Brake System (Abs) - DTCS B1783-01 To C006C-9A - 2500HD)
- Section 15 (Battery System (Service Information) - 2500HD)
- Section 16 ((Comfort Rear Seats Module - Electrical Diagnostics (CRSM) - 2500HD))
- Section 17 (Pre-Diagnostic Troubleshooting Procedure & Testing For An Intermittent Condition - 2500HD)
- Section 18 (Body Control Module (BCM) - Communication Pre-Diagnostic Procedure & Body Verification Test - 2500HD)
- Section 19 (Heated Seats (Service Information) - 2500HD)
- Section 20 (Body Control Module (BCM) - DTCS B10B3-12 To B16D4-13 - 2500HD)
- Section 21 (68RFE Automatic Transmission - Pre-Diagnostic Troubleshooting Procedure & Transmission Verification Test - 2500HD)
- Section 22 (6.7L Diesel - DTCS P0604-00 To P1507-00 - 2500HD)
- Section 23 (DRIVEABILITY - Diesel - Non-DTC Based Diagnostics - 2500HD)
- Section 24 (Communication - Non-DTC Based Diagnostics - 2500HD)
- Section 25 (6.7L Exhaust System - 2500HD)
- Section 26 (8HP75 Automatic Transmission - Pre-Diagnostic Troubleshooting Procedure, Transmission Verification Test & TCM Adaptation - 2500HD)
- Section 27 (8HP75 Automatic Transmission - DTCS P0219-00 To P1D90-00 - 2500HD)
- Section 28 (Audio (Radio) - Diagnostic Code Index - 2500HD)
- Section 29 (Audio (Radio) - DTCS B1400-00 To B156F-00 - 2500HD)
- Section 30 (Audio (Radio) - DTCS B1570-19 To U1519-00 - 2500HD)
- Section 31 ((Electronic Shift Module (ESM) - Electrical Diagnostics - 2500HD))
- Section 32 (68RFE Automatic Transmission (Service Information) - 2500HD)
- Section 33 (6.4L - DTCS C053D To P0158 - 2500HD)
- Section 34 (Antilock Brake System (Abs) (Service Information) - 2500HD)
- Section 35 (6.7L Engine (Service Information) - 2500HD)
- Section 36 (6.4L Cooling System - 2500HD)
- Section 37 (Body - Interior & Exterior - 2500HD)
- Section 38 (Power Distribution - 2500HD)
- Section 39 (Audio/Video/Entertainment/Connectivity (Service Information) - 2500HD)
- Section 40 (Navigation/Telecommunication (Service Information) - 2500HD)
- Section 41 (Driveshaft - 2500HD)
- Section 42 (Vehicle Quick Reference - 2500HD)
- Section 43 (Frame And Bumpers - 2500HD)
- Section 44 (Horn System (Service Information) - 2500HD)
- Section 45 (Restraints (Service Information) - 2500HD)
- Section 46 (Heated/Cooled Accessories (Service Information) - 2500HD)
- Section 47 (Steering System - 2500HD)
- Section 48 ((Integrated Center Stack Module - Electrical Diagnostics - 2500HD))
- Section 49 (Heated Glass (Service Information) - 2500HD)
- Section 50 (Heating & Air Conditioning (ATC) - DTCS P1946-00 To B11CB-15 - 2500HD)
- Section 51 (6.7L Diesel - Diagnostic Code Index - 2500HD)
- Section 52 (6.7L Diesel - DTCS P0008-00 To P02E3-00 - 2500HD)
- Section 53 (6.7L Diesel - DTCS P02E7-00 To P0601-00 - 2500HD)
- Section 54 (6.7L Diesel - DTCS P1644-00 To P21C4-00 - 2500HD)
- Section 55 (6.7L Diesel - DTCS P21CB-00 To P24B1-00 - 2500HD)
- Section 56 (6.7L Diesel - DTCS P24B4-00 To U3017-00 - 2500HD)
- Section 57 ((Fleet Telematics Module (FTM) - Electrical Diagnostics - 2500HD))
- Section 58 (6.7L Ignition System - (Service Information) - 2500HD)
- Section 59 ((Steering Column Control Module (SCCM) - Electrical Diagnostics - 2500HD))
- Section 60 (Instrument Cluster (Service Information) - 2500HD)
- Section 61 (Speed Control (Service Information) - 2500HD)
- Section 62 (Heating & Air Conditioning (ATC) - HVAC Verification Test - 2500HD)
- Section 63 (Chime/Buzzer/Driver Assist (Service Information) - 2500HD)
- Section 64 ((Integrated Trailer Brake Module (ITBM) - Electrical Diagnostics - 2500HD))
- Section 65 (Body Control Module (BCM) - DTCS B182C-12 To C1006-13 - 2500HD)
- Section 66 (Wiper System & Washer System (Service Information) - 2500HD)
- Section 67 (Base Brakes (Service Information) - 2500HD)
- Section 68 ((Right Blind Spot Module Sensor (BSM) (RBSS) - Electrical Diagnostics - 2500HD))
- Section 69 (6.4L - DTCS U0168 To U1449 - 2500HD)
- Section 70 (6.4L Fuel System - 2500HD)
- Section 71 (6.7L Fuel System - 2500HD)
- Section 72 (Starting (Service Information) - 2500HD)
- Section 73 (6.4L Ignition System - (Service Information) - 2500HD)
- Section 74 (6.7L Cooling System - 2500HD)
- Section 75 (8HP75 Automatic Transmission (Service Information) - 2500HD)
- Section 76 (Lamps/Lighting - Interior (Service Information) - 2500HD)
- Section 77 (Power Locks (Service Information) - 2500HD)
- Section 78 (8HP75 Automatic Transmission - Diagnostic Code Index - 2500HD)
- Section 79 (8HP75 Automatic Transmission - DTCS P1D91-00 To U1477-00 - 2500HD)
- Section 80 (Front Suspension & Wheel Alignment - 2500HD)
- Section 81 (Tires & Wheels (Service Information) - 2500HD)
- Section 82 (Amplifier (Amp) - Diagnostic Code Index - 2500HD)
- Section 83 (Amplifier (Amp) - DTCS B143B-11 To B147E-12 - 2500HD)
- Section 84 (Amplifier (Amp) - DTCS B147E-13 To U147E-00 - 2500HD)
- Section 85 ((Trailer-Interface Module - Electrical Diagnostics - 2500HD))
- Section 86 (Heating & Air Conditioning (ATC) - DTCS B11CB-18 To U12A7-00 - 2500HD)
- Section 87 (Front Axle - 235 Aa (9 1/4) - 2500HD)
- Section 88 (Rear Axle - 292 Aa (11 1/2) - 2500HD)
- Section 89 (6.4L - DTCS P1696 To P219B - 2500HD)
- Section 90 (68RFE Automatic Transmission - Diagnostic Code Index - 2500HD)
- Section 91 (68RFE Automatic Transmission - DTCS P0218-00 To P0871-00 - 2500HD)
- Section 92 (68RFE Automatic Transmission - DTCS P0875-00 To U1449-00 - 2500HD)
- Section 93 (6.7L Diesel - Diesel AFTERTREATMENT Validation, Mil Light On Pretest Procedure, Pre-Diagnostic Troubleshooting Procedure, Pcm/ECM/TCM Programming, Powertrain Verification Test & Intermittent Condition - 2500HD)
- Section 94 (Heated Mirrors (Service Information) - 2500HD)
- Section 95 (6.4L Exhaust System - 2500HD)
- Section 96 ((Instrument Cluster - Electrical Diagnostics - 2500HD))
- Section 97 ((Park Assist Module (PAM) (PTS/PAM) - Electrical Diagnostics - 2500HD))
- Section 98 (Heating & Air Conditioning (ATC) - Diagnostic Code Index - 2500HD)
- Section 99 (Vehicle Theft Security (Service Information) - 2500HD)
- Section 100 ((Passenger Door Module (PDM) (DMFL/R) - Electrical Diagnostics - 2500HD))
- Section 101 (Power Mirrors (Service Information) - 2500HD)
- Section 102 (Power Windows (Service Information) - 2500HD)
- Section 103 (DTC Index - 2500HD)
- Section 104 (Occupant Restraint Controller (Orc) - DTCS B0001-11 To B0050-13 - 2500HD)
- Section 105 (Occupant Restraint Controller (Orc) - DTCS B0050-2B To B2761-11 - 2500HD)
- Section 106 (Occupant Restraint Controller (Orc) - DTCS B2761-12 To U1601-00 - 2500HD)
- Section 107 ((Active Noise Cancellation Module (ANC) - Electrical Diagnostics - 2500HD))
- Section 108 ((Active Vibration Cancellation Module (AVC) - Electrical Diagnostics - 2500HD))
- Section 109 ((Adaptive Front Lighting System Module - Electrical Diagnostics - 2500HD))
- Section 110 (Air Suspension Control Module (ASCM) - DTCS C1526-11 To C15DA-00 - 2500HD)
- Section 111 (Air Suspension Control Module (ASCM) - DTCS C15DD-11 To U110A-00 - 2500HD)
- Section 112 (Antilock Brake System (Abs) - DTCS C0078-86 To U148A-00 - 2500HD)
- Section 113 (Body Control Module (BCM) - DTCS B16D7-11 To B182C-11 - 2500HD)
- Section 114 (Body Control Module (BCM) - DTCS P0070-11 To U1516-87 - 2500HD)
- Section 115 ((Central Vision Processing Module (CVPM) - Electrical Diagnostics - 2500HD))
- Section 116 ((Comfort Seats Module And Wheel (CSWM) - Electrical Diagnostics - 2500HD))
- Section 117 ((Display Screen Module (DSM) - Electrical Diagnostics - 2500HD))
- Section 118 ((Drivers Assistance System Module - Electrical Diagnostics - 2500HD))
- Section 119 ((Driver Door Module (DDM) - Electrical Diagnostics - 2500HD))
- Section 120 ((Drivetrain Control Module (DTCM) - Electrical Diagnostics - 2500HD))
- Section 121 ((Final Drive Control Module (FDCM) - Electrical Diagnostics - 2500HD))
- Section 122 ((Memory Seat Module (MSMD) - Electrical Diagnostics - 2500HD))
- Section 123 (6.4L - DTCS P0159 To P0430 - 2500HD)
- Section 124 (6.4L - DTCS P0601 To P1628 - 2500HD)
- Section 125 (6.4L - DTCS P2271 To U0155 - 2500HD)
- Section 126 ((Power Side Step Module (PSSM) - Electrical Diagnostics - 2500HD))
- Section 127 ((Security Gateway Module (SGW) - Electrical Diagnostics - 2500HD))
- Section 128 ((Steering Assist Module (SAM) - Electrical Diagnostics - 2500HD))
- Section 129 ((Trailer Tire Pressure Module - Electrical Diagnostics - 2500HD))
- Section 130 ((Vehicle System Interface Module (VSIM) Module - Electrical Diagnostics - 2500HD))
- Section 131 ((Left Blind Spot Module Sensor (BSM) (LBSS) - Electrical Diagnostics - 2500HD))
- Section 132 (Rear Suspension - 2500HD)
- Section 133 (Audio/Video - Non-DTC Based Diagnostics - 2500HD)
- Section 134 (Starting - Non-DTC Based Diagnostics - 2500HD)
- Section 135 (Occupant Restraint Controller (Orc) - Restraints System Intermittent Test, Pre-Diagnostic Procedure & Verification Test - 2500HD)
- Section 136 (Air Suspension Control Module (ASCM) - Diagnostic Code Index - 2500HD)
- Section 137 (BW44-46 Transfer Case (Service Information) - 2500HD)
- Section 138 (BW44-47 Transfer Case (Service Information) - 2500HD)
- Section 139 (Air Suspension Control Module (ASCM) - Intermittent Test, Pre-Diagnostic Procedure & Verification Test - 2500HD)
- Section 140 (Body Control Module (BCM) - Diagnostic Code Index - 2500HD)
- Section 141 (Power Seats (Service Information) - 2500HD)
- Section 142 (Power Top/Sunroof (Service Information) - 2500HD)
- Section 143 (Power Side Step - 2500HD)
- Section 144 (Occupant Restraint Controller (Orc) - Diagnostic Code Index - 2500HD)
- Section 145 (Antilock Brake System (Abs) - Diagnostic Code Index - 2500HD)
- Section 146 (6.4L - Diagnostic Code Index - 2500HD)
- Section 147 (6.4L - Intermittent Test, Pre-Diagnostic Procedure & Verification Test - 2500HD)
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.
When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.
