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Dodge · Known Issues

2004 Dodge Ram 2500 Problems: 3 Known Issues

2004 model year · 750+ owner reports · Updated September 2026

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Issue summary

According to Au7o's analysis of 750+ owner reports, the 2004 Dodge Ram 2500 has 3 documented known issues, with 3 rated critical. The most serious are 47RE/48RE Automatic Transmission Failure Behind Cummins Diesel ($150-$5,000 repair), Front End Ball Joint Premature Failure ($400-$1,200 repair) and Cummins Diesel Lift Pump Failure ($400-$900 repair). The most commonly reported issue is 47RE/48RE Automatic Transmission Failure Behind Cummins Diesel with 400 owner reports. Across all issues with published estimates, repair costs range from $150 to $5,000. DIY maintenance guides at au7o.io.

In This Article

  • Ram 2500 Transmission1
  • Ram 2500 Suspension1
  • Ram 2500 Fuel System1
  • Recalls16
  • FAQ
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In This Article

  • Transmission1
  • Suspension1
  • Fuel System1
  • Recalls16
  • FAQ

All 3 Known Issues

Filter:
ALL YEARS2009200820072006200520042003200220012000199919981997199619951994
Community reported
400 owners

On the 1994-2009 Dodge Ram 2500 Cummins diesel, the 47RE (1994-2003) and 48RE (2003-2007) 4-speed automatic transmissions are the weak link in Cummins-powered Ram 2500 trucks. The factory transmissions were not designed to handle the massive torque output of the Cummins diesel, especially when tuned or used for heavy towing. Overdrive clutch pack failure, torque converter lockup issues, and governor pressure solenoid failures are the most common problems. Overheating is the primary killer, particularly during towing in hot weather or hilly terrain.

This issue also affects: Chrysler 200, Chrysler 300M, Chrysler Cirrus

Common Symptoms

  • Transmission slipping under heavy load or towing
  • Harsh or flared shifts between gears
  • Transmission stuck in limp mode (2nd gear only)
  • Transmission overheating during towing
  • Delayed engagement from Park to Drive

How to Fix

Confirm the failure with a road test and scan data, then check line pressure, governor pressure operation, fluid condition/burnt odor, and transmission temperature; also inspect the cooler, cooler lines, and verify torque converter clutch lockup function. Minor issues may be repaired with a governor pressure solenoid/transducer, bands adjusted to spec, and a new heavy-duty torque converter, but most towing- or heat-damaged units need a full rebuild with upgraded overdrive clutches, billet or reinforced input components, shift kit/valve body upgrades, and a larger auxiliary transmission cooler. Use ATF+4 only and service the filter and bands after repair; typical costs run about $400-$900 for solenoid/valve body repairs, $900-$1,500 for converter and cooler upgrades, or $3,500-$6,500+ for a properly built heavy-duty rebuild/replace transmission.

What you need to fix it

Only diagnosis- and fitment-reviewed repair parts are linked here.

  • Governor solenoid/transducer repair kit

    Minor governor-pressure fault branch after scan/pressure diagnosis Fitment: Electronic 47RE/48RE applications; not hydraulic 47RH and not an internal rebuild Live manufacturer product page when checked

  • BD Diesel 1030418 exchange 47RE valve body

    Hydraulic-control upgrade/repair on the exact diagnosed subset Fitment: 1998.5-2002 Dodge 24-valve Cummins 47RE only; other 47RE/48RE years use different numbers Live direct manufacturer product page when checked

    bddiesel
  • Mopar ATF+4

    Correct service fluid for 47RE/48RE repair Fitment: Use transmission-specific fill, filter and band-adjustment procedures Live OEM direct-product page when checked

    Mopar Parts Giant

As an Amazon Associate, we earn from qualifying purchases; other part links may also earn au7o a commission. Confirm fitment by VIN before buying.

Typical repair cost:$150 - $5,000

Research This Issue

Based on 400 owner reports

GoogleRedditYouTubeNHTSA
Community Reported
High ConfidenceVerified400 owner reportsLast reported by owners Feb 2026Reviewed Aug 2026
Community reported
350 owners

On the 1994-2009 Dodge Ram 2500 5.9 Cummins, ram 2500 4x4 trucks are notorious for premature front end ball joint failure due to the heavy weight of the Cummins diesel engine and the demands of off-road and towing use. Both upper and lower ball joints wear out significantly faster than expected, sometimes as early as 30,000-40,000 miles. Failure can cause loss of steering control and wheel separation, making this a critical safety issue. The Dana 60 front axle uses press-in ball joints that require proper tooling for replacement.

Common Symptoms

  • Clunking or popping noise from front end over bumps
  • Excessive play in steering wheel
  • Uneven front tire wear
  • Vehicle wanders or pulls to one side
  • Visible play when checking ball joints with vehicle jacked up

How to Fix

Typical repair cost:$400 - $1,200

Research This Issue

Based on 350 owner reports

GoogleRedditYouTubeNHTSA
Community Reported
High Confidence350 owner reportsLast reported by owners Feb 2026Reviewed Feb 2026

On the 1998-2008 Dodge Ram 2500 Cummins Diesel, the factory mechanical lift pump (1998.5-2002) or electric lift pump (2003+) fails, causing the VP44 or CP3 injection pump to run dry and suffer premature wear. The injection pump costs far more than preventive lift pump maintenance.

This issue also affects: Dodge Ram

Common Symptoms

  • Hard starting
  • Loss of power under load
  • Engine surging
  • Stalling at idle

How to Fix

Install an aftermarket electric lift pump (FASS Titanium or AirDog) that provides consistent fuel pressure and better filtration. For VP44-equipped trucks (1998.5-2002), this is especially critical as VP44 replacement costs $1,500+.

What you need to fix it

Only diagnosis- and fitment-reviewed repair parts are linked here.

  • FASS TSPD08100G fuel system with sump kit

    Provide stable filtered supply pressure to protect the VP44/common-rail branch within its listed range Fitment: Product lists 1998-2004 Dodge Ram Cummins; confirm power level, bed/tank and exact model year Live manufacturer-store direct …

Typical repair cost:$400 - $900

Research This Issue

GoogleRedditYouTubeNHTSA
Community Reported
Medium ConfidenceVerifiedReviewed Aug 2026
NHTSA Recalls16 recalls

AIR BAGS:FRONTAL:PASSENGER SIDE:INFLATOR MODULE

Chrysler (FCA US LLC) expanded the affected population to include 73,712 2005-2009 RAM 2500 trucks produced at the St. Louis North Assembly Plant. With this change, Chrysler is recalling certain model year 2004-2008 RAM 1500, 2005-2009 RAM 2500, 2006-2009 RAM 3500, 2007-2010 RAM 3500 Cab Chassis, 2008-2010 RAM 4500 and 5500 Cab Chassis, 2004-2009 Dodge Durango, 2007-2009 Chrysler Aspen, 2007-2012 Jeep Wrangler, 2008-2012 Dodge Challenger, 2005-2008 Dodge Magnum, 2005-2012 Chrysler 300, 2006-2012 Dodge Charger, 2005-2011 Dodge Dakota, and 2006-2009 Mitsubishi Raider vehicles originally sold, or ever registered, in AL, CA, FL, GA, HI, LA, MS, SC, TX, Puerto Rico, American Samoa, Guam, the Northern Mariana Islands (Saipan), and the U.S. Virgin Islands, or "Zone A." Additionally, unless included in "Zone A" above, Chrysler is also recalling 2004-2008 RAM 1500, 2005-2009 RAM 2500, 2006-2009 RAM 3500, 2007-2009 RAM 3500 Cab Chassis, 2008-2009 RAM 4500 and 5500 Cab Chassis, 2004-2009 Dodge Durango, 2007-2009 Chrysler Aspen, 2007-2009 Jeep Wrangler, 2008-2009 Dodge Challenger, 2005-2008 Dodge Magnum, 2005-2009 Chrysler 300, 2006-2009 Dodge Charger, 2005-2009 Dodge Dakota and 2006-2009 Mitsubishi Raider vehicles originally sold, or ever registered, in AZ, AR, DE, Washington D.C., IL, IN, KS, KY, MD, MO, NE, NV, NJ, NM, NC, OH, OK, PA, TN, VA, and WV, or "Zone B." Lastly, unless included in "Zone A" or "Zone B" above, Chrysler is recalling certain 2005-2008 RAM 2500, 2006-2008 RAM 3500, 2007-2008 RAM 3500 Cab Chassis, 2008 RAM 4500 and 5500 Cab Chassis, 2004-2008 Dodge Durango, 2007-2008 Chrysler Aspen, 2007-2008 Jeep Wrangler, 2008 Dodge Challenger, 2005-2008 Dodge Magnum, 2005-2008 Chrysler 300, 2006-2008 Dodge Charger, 2005-2008 Dodge Dakota, and 2006-2008 Mitsubishi Raider vehicles originally sold, or registered, in AK, CO, CT, ID, IA, ME, MA, MI, MN, MT, NH, NY, ND, OR, RI, SD, UT, VT, WA, WI, and WY.

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Frequently Asked Questions

What are the most common Dodge Ram 2500 problems?

According to Au7o's analysis of 750+ owner reports, the 2004 Dodge Ram 2500 has 3 documented issues. The most frequently reported are: 47RE/48RE Automatic Transmission Failure Behind Cummins Diesel, Front End Ball Joint Premature Failure, Cummins Diesel Lift Pump Failure. Of these, 3 are rated critical and should be addressed promptly.

Is the Dodge Ram 2500 reliable?

The 2004 Dodge Ram 2500 has 3 known issues documented across 750+ owner reports. 3 issues are rated critical: 47RE/48RE Automatic Transmission Failure Behind Cummins Diesel and Front End Ball Joint Premature Failure and Cummins Diesel Lift Pump Failure. Prospective buyers should inspect for these issues and factor potential repair costs into their purchase decision. Regular maintenance following the manufacturer's schedule helps prevent many common problems.

How much does it cost to fix common Dodge Ram 2500 problems?

Repair costs for known Dodge Ram 2500 issues range from $150 to $5,000, depending on the specific problem and whether you choose DIY or professional repair. The most critical issue, 47RE/48RE Automatic Transmission Failure Behind Cummins Diesel, typically costs $150-$5,000 to repair. Au7o provides step-by-step DIY maintenance guides that can help reduce repair costs.

What is the 1994-2009 Dodge Ram 2500 47RE/48RE Automatic Transmission Failure Behind Cummins Diesel?

The 47RE (1994-2003) and 48RE (2003-2007) 4-speed automatic transmissions are the weak link in Cummins-powered Ram 2500 trucks. The factory transmissions were not designed to handle the massive torque output of the Cummins diesel, especially when tuned or used for heavy towing. O… Repairs typically run $150-$5,000. Severity: high.

What is the 1994-2009 Dodge Ram 2500 Front End Ball Joint Premature Failure?

Ram 2500 4x4 trucks are notorious for premature front end ball joint failure due to the heavy weight of the Cummins diesel engine and the demands of off-road and towing use. Both upper and lower ball joints wear out significantly faster than expected, sometimes as early as 30,000… Repairs typically run $400-$1,200. Severity: high.

Content on this page was compiled with AI assistance using NHTSA complaints, TSBs, owner reports, and public automotive data. While we strive for accuracy, this information may contain errors. Always verify repair procedures and specifications with your vehicle's service manual or a qualified mechanic.

Data sourced from 750+ owner reports, NHTSA recalls, TSBs, and automotive forums.

Campaign #16V35200024/05/2016

AIR BAGS:FRONTAL:DRIVER SIDE:INFLATOR MODULE

Chrysler (FCA US LLC) is recalling certain model year 2005-2009 Dodge Ram 2500, 2004-2008 Dodge Ram 1500 and Durango, 2006-2009 Dodge Ram 3500, 2008-2010 Dodge Ram 4500 and 5500, 2007-2008 Chrysler Aspen, 2005-2010 Chrysler 300, 300C, 300S, and SRT8, 2006-2010 Dodge Charger, 2005-2008 Magnum, 2005-2011 Dodge Dakota, and 2006-2009 Mitsubishi Raider vehicles. The affected vehicles are equipped with a dual-stage driver frontal air bag that may be susceptible to moisture intrusion which, over time, could cause the inflator to rupture.

Campaign #15V31300027/05/2015

ELECTRICAL SYSTEM:IGNITION:SWITCH

Chrysler Group LLC (Chrysler) is recalling certain model year 2006-2007 Dodge Ram 1500, 2500, 3500, Dakota, and 2006 Mitsubishi Raider vehicles manufactured July 1, 2005, to July 31, 2006 with manual transmissions. The return springs in the clutch ignition interlock switch may break.

Campaign #14V79500016/12/2014

AIR BAGS

Chrysler Group LLC (Chrysler) is recalling certain model year 2004-2005 Dodge Ram 1500, 2500, and 3500, 2004-2005 Dodge Durango, 2005 Dodge Dakota, 2005 Dodge Magnum and 2005 Chrysler 300, 300C and 300 SRT8 vehicles originally sold, or ever registered, in geographic locations associated with high absolute humidity. Specifically, vehicles sold, or ever registered, in Alabama, Florida, Georgia, Hawaii, Louisiana, Mississippi, Texas, Puerto Rico, U.S. Virgin Islands, Saipan, Guam, and American Samoa are addressed by this recall. Upon deployment of the passenger side frontal air bag, excessive internal pressure may cause the inflator to rupture.

Campaign #14V77000003/12/2014

STEERING:LINKAGES:TIE ROD ASSEMBLY

Chrysler Group LLC (Chrysler) is recalling certain model year 2003-2008 Dodge RAM 2500 4x4 and 3500 4x4, model year 2007-2008 Dodge RAM 3500 4x2 Cab Chassis and model year 2006-2008 Dodge RAM 1500 Mega Cab 4x4 trucks manufactured February 12, 2002, through February 13, 2008. The left tie rod assembly may break.

Campaign #13V52800006/11/2013

+ 11 more recalls. Check all on NHTSA.gov

Enter your VIN at NHTSA.gov to check recalls specific to your vehicle.

What is the 1998-2008 Dodge Ram 2500 Cummins Diesel Lift Pump Failure?

The factory mechanical lift pump (1998.5-2002) or electric lift pump (2003+) fails, causing the VP44 or CP3 injection pump to run dry and suffer premature wear. The injection pump costs far more than preventive lift pump maintenance. Repairs typically run $400-$900. Severity: high.