Segment:
Full-size pickup truck
Target Audience:
Owners, DIY mechanics, professional repair shops
Key Competitors:
Ford F-Series, Chevrolet Silverado/GMC Sierra, Toyota Tundra
Utility:
Renowned for towing, hauling, and off-road capability
Durability:
Robust construction for heavy-duty applications
Manual Value:
Essential resource for maintaining and repairing these heavy-duty vehicles
General Coverage:
Complete Service Repair Workshop Manual
Specific Systems:
Engine, Transmission, Drivetrain, Brakes, Suspension, Steering, Electrical, HVAC, Bodywork, Interior
Estimated Pages:
Over 2000 (estimated for comprehensive coverage)
Type:
Workshop Service Repair Manual
Engine Mechanical:
Engine assembly, cylinder head, block, pistons, crankshaft, camshafts, timing, lubrication, cooling system, fuel delivery
Engine Performance:
Engine control systems (ECU), ignition system, emission controls, diagnostics
Transmission Manual:
Manual transmission removal, disassembly, assembly, repair, clutch system
Transmission Automatic:
Automatic transmission removal, disassembly, assembly, repair, valve body, torque converter, transmission control module (TCM)
Drivetrain:
Front axle, rear axle, differentials, driveshafts, U-joints, transfer case (4WD models)
Brakes:
Front and rear brake systems (disc/drum configurations), ABS, hydraulic system, parking brake
Suspension:
Front suspension (independent or solid axle depending on model/trim), rear suspension (leaf springs), shock absorbers, struts, control arms, ball joints
Steering:
Power steering system, steering gear, steering column, tie rods, linkages
Electrical System:
Battery, charging system (alternator), starting system, lighting, ignition, body electrical components, fuses, relays, wiring diagrams
HVAC:
Heating, ventilation, and air conditioning (HVAC) system, components, service procedures
Body And Interior:
Body panels, doors, hood, tailgate, bumpers, interior trim, seats, safety restraints
Maintenance:
Routine maintenance, fluid changes, filter replacements, inspections, lubrication
Diagnostics:
Troubleshooting guides, diagnostic trouble codes (DTCs), diagnostic procedures for all major systems
Repair:
Step-by-step repair instructions for all mechanical, electrical, and body components
Rebuilding:
Complete engine and transmission rebuilding procedures
Installation:
Component replacement and installation procedures
Depth:
Comprehensive, from basic maintenance to complete engine and transmission overhauls
Diagnostic Tools:
Information relevant to using OBD-II scanners and diagnostic equipment
Torque Specifications:
Detailed torque specifications for all fasteners
Wiring Diagrams:
Extensive, system-specific wiring diagrams
Engine 1 Variant:
4.7L V8 Magnum (1500 models)
Engine 1 Power:
Approx. 235 hp @ 4500 rpm (2007-2008)
Engine 1 Torque:
Approx. 295 lb-ft @ 3600 rpm (2007-2008)
Engine 2 Variant:
5.7L V8 HEMI (1500, 2500 models)
Engine 2 Power:
Approx. 345-350 hp @ 5400 rpm (2007-2008)
Engine 2 Torque:
Approx. 375-376 lb-ft @ 4000-4400 rpm (2007-2008)
Engine 3 Variant:
3.7L V6 Magnum (1500 models)
Engine 3 Power:
Approx. 215 hp @ 5200 rpm (2007-2008)
Engine 3 Torque:
Approx. 235 lb-ft @ 4000 rpm (2007-2008)
Engine 4 Variant:
5.7L V8 HEMI (2500, 3500 models - potentially higher output versions)
Engine 5 Variant:
6.7L I6 Cummins Turbo Diesel (2500, 3500 models)
Engine 5 Power:
Approx. 350 hp @ 3000 rpm (2007-2008)
Engine 5 Torque:
Approx. 610 lb-ft @ 1600 rpm (2007-2008)
Engine Cooling:
Pressurized coolant system
Fuel Delivery Gasoline:
Sequential multi-port fuel injection (MPI)
Fuel Delivery Diesel:
High-pressure common rail (HPCR) direct injection
Fuel Type:
Unleaded gasoline (V6/V8), Diesel fuel (Cummins)
Transmission 1500:
4-speed automatic (45RFE/48RE)
Transmission 2500 3500:
6-speed manual (G56) or 4-speed automatic (48RE)
Transmission 1500 Optional:
5-speed automatic (545RFE)
Transmission 2500 3500 Optional:
5-speed automatic (545RFE - possibly for specific 2500 configurations), 6-speed automatic (68RFE - introduced late in 2007 for some models)
Drive Modes:
2WD (RWD), 4WD (Part-time, electronic shift-on-the-fly for most models)
Transfer Case Options:
NV271 (manual shift), NV273 (electronic shift)
Wheelbase Options:
Various, e.g., 135.5" (Regular Cab 8' Box), 140.5" (Quad Cab 6.3' Box), 158.1" (Mega Cab 6.3' Box), 160.5" (Regular Cab 8' Box - 2500/3500)
Overall Length Options:
Varies by cab and bed configuration, typically 228" - 260"
Bed Length Options:
6'3" (approx. 75 inches), 8'0" (approx. 96 inches)
Curb Weight Range:
Approx. 4,600 - 7,500 lbs (varies significantly by configuration)
Towing Capacity Max:
Up to ~10,000 - 14,000+ lbs (depending on configuration, engine, axle ratio, and trailer brake controller)
Payload Capacity Max:
Up to ~4,000+ lbs (depending on configuration)
NHTSA Front Impact Driver:
4/5 stars (2007-2008 models typically received good ratings)
NHTSA Front Impact Passenger:
4/5 stars
IIHS Frontal Offset:
'Acceptable' or 'Good' depending on specific year and test configuration
ABS:
Standard Anti-lock Braking System
Traction Control:
Available Electronic Stability Control (ESC) / Traction Control System (TCS)
Airbags:
Front airbags, optional side-curtain airbags
Seatbelts:
Three-point seatbelts with pretensioners
Oil Change Interval Gasoline:
Typically every 3,000 - 5,000 miles or 3-6 months, depending on driving conditions (refer to manual for precise recommendations)
Oil Change Interval Diesel:
Typically every 7,500 miles or 6 months for Cummins (refer to manual)
Transmission Fluid Change:
Recommended every 30,000 - 60,000 miles, depending on transmission type and usage (refer to manual)
Coolant Flush:
Typically every 30,000 - 100,000 miles or 2-5 years, depending on coolant type (refer to manual)
Engine Oil Gasoline:
API SN/SM or higher, SAE 5W-20 or 5W-30 (check owner's manual for specific viscosity based on temperature)
Engine Oil Diesel:
API CJ-4 or CK-4, SAE 15W-40 (preferred) or 5W-40 synthetic for cold weather
Transmission Fluid Auto:
ATF+4 (MS-9602)
Transmission Fluid Manual:
Refer to manual for specific gear oil (e.g., GL-4 or GL-5)
Coolant:
Chrysler HOAT (Hybrid Organic Additive Technology) antifreeze/coolant, typically orange or yellow
Brake Fluid:
DOT 3 or DOT 4 brake fluid
Diesel Egr Problems:
Early Cummins 6.7L models could experience EGR cooler failures or clogging if not maintained properly.
Ball Joint Wear:
Front ball joints can wear prematurely, especially on 4WD models with heavier duty use.
Transmission Shifting Issues:
Some automatic transmissions might develop shifting problems or torque converter shudder, often related to fluid degradation or TCM issues.
Heater Core Leaks:
Can be prone to heater core leaks, often indicated by coolant smell in the cabin or fogged windows.
Camshaft And Lifter Wear:
Certain gasoline engines may experience camshaft and lifter wear due to oiling issues or design considerations.
Dodge Trucks:
Dodge has a long history of producing robust and capable trucks dating back to the early 20th century.
Ram Lineage:
The Ram trucks have been a core offering, evolving from the Dodge D-Series to the modern Ram branding.
Third Generation:
The 2002-2008 models represent the third generation of Ram trucks, characterized by their distinctive 'big rig' styling and significant mechanical updates.
Manufacturing Location:
Various Chrysler plants in North America, including Warren, Michigan; Saltillo, Mexico; and St. Louis, Missouri (plant closures occurred during this generation).