Segment:
Full-size Pickup Truck
Key Competitors:
Ford F-150, Chevrolet Silverado 1500, GMC Sierra 1500, Toyota Tundra
Vehicle Strengths:
Robust construction, powerful engine options (especially HEMI), comfortable ride for a truck, towing and hauling capability, spacious interior.
Manual Value Proposition:
Provides professional-grade diagnostic and repair information essential for maintaining and servicing the 2008 Dodge Ram Truck, enabling owners and technicians to perform accurate repairs and prevent costly mistakes.
Powertrain:
Engine (5.7L HEMI V8, 4.7L V8, 3.7L V6), Transmission (545RFE 5-Speed Auto, NV4500 5-Speed Manual, G56 6-Speed Manual), Transfer Case, Drivetrain
Chassis:
Suspension (Front: Independent Front Suspension with Coil Springs, Rear: Solid Axle with Leaf Springs), Steering (Hydraulic Power Steering), Brakes (Front: Vented Discs, Rear: Solid Discs/Drums depending on configuration), Wheels and Tires
Electrical:
Battery and Charging System, Ignition System, Lighting System, Instrument Cluster, Body Control Module (BCM), Powertrain Control Module (PCM), Anti-lock Braking System (ABS), Supplemental Restraint System (SRS), Power Accessories (Windows, Locks, Mirrors), Audio System, HVAC Controls
Body:
Exterior Body Panels, Doors, Hood, Tailgate, Interior Trim, Seating, Glass, Bumpers
Diagnostic Procedures:
Troubleshooting guides, symptom-based diagnostics, diagnostic trouble code (DTC) interpretation, wiring diagrams
Repair Procedures:
Engine overhaul, transmission rebuild, suspension component replacement, brake system service, electrical component repair, body panel repair
Maintenance Procedures:
Fluid changes (oil, coolant, transmission, brake), filter replacements, spark plug service, belt and hose inspection/replacement, tire rotation
Installation Procedures:
Component installation and removal (e.g., alternators, starters, water pumps, AC compressors)
Depth:
Comprehensive, covering from basic maintenance to in-depth diagnostics and complete component overhauls, suitable for professional mechanics and advanced DIY enthusiasts.
Engine Code 1:
EGA (3.7L V6 Magnum)
Displacement 1:
3.7 Liters (226 cu. in.)
Horsepower 1:
215 hp @ 5200 rpm
Torque 1:
235 lb-ft @ 4000 rpm
Engine Code 2:
NAG (4.7L V8 Magnum)
Displacement 2:
4.7 Liters (287 cu. in.)
Horsepower 2:
310 hp @ 5650 rpm
Torque 2:
330 lb-ft @ 3950 rpm
Engine Code 3:
ESF (5.7L V8 HEMI)
Displacement 3:
5.7 Liters (345 cu. in.)
Horsepower 3:
345 hp @ 5400 rpm
Torque 3:
375 lb-ft @ 4000 rpm
Fuel Delivery:
Sequential Multi-Port Fuel Injection (MPI)
Recommended Fuel:
87 Octane Unleaded (Premium Recommended for HEMI for optimal performance)
Valvetrain:
OHV (Overhead Valve) for 3.7L and 4.7L V8; OHV (Overhead Valve) with HEMI® 3-Valves per Cylinder for 5.7L V8
Ignition System:
Distributorless Ignition System (DIS) with Coil-on-Plug (COP)
Transmission Type 1:
545RFE 5-Speed Automatic
Transmission Type 2:
NV4500 5-Speed Manual (Heavy Duty configurations)
Transmission Type 3:
G56 6-Speed Manual (Heavy Duty configurations)
Overdrive Gears:
Multiple overdrive gears for improved fuel economy
Transfer Case Options:
Part-time 4WD (NV244 or NV241 DHD), Full-time 4WD (NV271 - specific models)
Automatic Transmission Fluid:
ATF+4 (Mopar)
Manual Transmission Fluid:
Refer to manual (typically SAE 75W-90 GL-5 or similar)
Body Styles:
Regular Cab, Quad Cab, Mega Cab
Bed Lengths:
6'4" (short bed), 8' (long bed)
Wheelbase Options:
Varies by cab and bed configuration (e.g., ~139" for Quad Cab Short Bed, ~160" for Quad Cab Long Bed)
Curb Weight Range:
Approximately 4,700 - 5,900 lbs (varies by configuration)
Gross Vehicle Weight Rating Range:
Approximately 6,500 - 8,500 lbs (GVWR)
Towing Capacity Range:
Up to 10,500 lbs (properly equipped)
Payload Capacity Range:
Up to 3,000 lbs (properly equipped)
NHTSA Front Crash Test Rating:
Generally 4-star (driver) and 5-star (passenger) in frontal impact tests (for models tested)
IIHS Crash Test Ratings:
Varies by specific test, typically good ratings in frontal offset tests for its era.
ABS:
Standard Anti-lock Braking System (ABS)
Traction Control:
Available Traction Control System (TCS)
Electronic Stability Control:
Available Electronic Stability Control (ESC) / Electronic Stability Program (ESP)
Airbags:
Front airbags for driver and passenger, optional side-curtain airbags
Seatbelts:
Three-point seatbelts with pretensioners
Child Seat Anchors:
LATCH (Lower Anchors and Tethers for CHildren) system
Audio System Options:
Base AM/FM/CD player, optional SiriusXM Satellite Radio, premium audio systems with subwoofer.
Navigation System:
Optional factory-installed navigation system available on higher trim levels.
Cruise Control:
Standard cruise control
Parking Assist:
Optional rear parking assist sensors
Auxiliary Input:
Standard auxiliary audio input jack
Oil Change Interval:
Typically every 3,000-5,000 miles or 3-6 months (depending on driving conditions and oil type, refer to owner's manual for specific recommendations).
Engine Air Filter Replacement:
Every 15,000-30,000 miles or as needed based on inspection.
Cabin Air Filter Replacement:
Every 15,000-30,000 miles or annually.
Spark Plug Replacement:
Typically 60,000-100,000 miles for platinum or iridium plugs, depending on engine.
Transmission Fluid Change:
Every 30,000-60,000 miles for automatic transmissions (ATF+4), depending on use.
Engine Oil Type 5.7L Hemi:
SAE 5W-20 Synthetic (API Certified)
Engine Oil Type 4.7L/3.7L:
SAE 5W-20 or 5W-30 (API Certified)
Coolant Type:
Mopar OAT (Organic Additive Technology) Antifreeze/Coolant (HOAT - Hybrid Organic Additive Technology) - Pink or Orange
Common Wear Items:
Ball joints, tie rod ends, wheel bearings, brake pads/rotors, exhaust system components.
Powertrain Concerns:
Lifter tick (HEMI engines), potential for transmission issues with heavy towing/neglect, EGR valve issues.
Electrical Issues:
Occasional issues with window regulators, power locks, and sensor failures.
Dodge Truck Legacy:
Dodge has a long history of producing reliable and capable trucks, dating back to the 1930s.
Ram History:
The Dodge Ram line became its own brand (Ram Trucks) in 2010, but the 2008 model is part of the highly successful Dodge Ram lineage.
Fourth Generation Introduction:
The fourth generation (DS/TH) was introduced for the 2009 model year, meaning the 2008 model year is the final year of the highly regarded third generation (DR/DH/D1).
Manufacturing Plant:
Sterling Heights Assembly Plant, Sterling Heights, Michigan, and Saltillo Truck Assembly Plant, Saltillo, Mexico.