Target Audience:
DIY Enthusiasts, Independent Repair Shops
Segment:
Full-Size Pickup Truck
Advantage Over Print:
More Convenient, Less Expensive than Old Printed Manuals, Instant Access
Data Source:
Licensed Information Derived from OE Materials (RepairSurge)
Licensing:
Officially Licensed
Engine:
Complete Engine Systems (Maintenance, Diagnostics, Overhaul)
Drivetrain:
Transmission, Drivelines, Axles, Differentials
Brakes:
Brake Systems (Hydraulic, ABS if equipped), Parking Brake
Suspension:
Front and Rear Suspension Components, Alignment
Steering:
Steering Gear, Power Steering System
Electrical:
Complete Electrical System, Wiring Diagrams, Lighting, Instrumentation
Climate Control:
Heating, Ventilation, and Air Conditioning (HVAC)
Body:
Body Panels, Doors, Glass, Interior Trim
Fuel System:
Fuel Tank, Pump, Lines, Injectors
Exhaust System:
Exhaust Manifolds, Catalytic Converter, Muffler, Pipes
Cooling System:
Radiator, Water Pump, Thermostat, Hoses
Chassis:
Frame, Body Mounts
Maintenance:
Scheduled Maintenance, Fluid Changes, Filter Replacements, Lubrication
Troubleshooting:
Diagnostic Flowcharts, Symptom-Based Troubleshooting
Repair:
Component Removal, Installation, Adjustment, Rebuild Procedures
Diagnostics:
Fault Code Interpretation, Component Testing
Engine Rebuild:
Piston, Ring, Bearing, Valve Train Replacement and Overhaul
Transmission Repair:
Internal Component Replacement, Seal and Gasket Service
Body Repair:
Dent Repair, Panel Replacement, Door Hinge and Lock Service
Depth:
Comprehensive (From Basic Maintenance to Complete Overhauls)
Torque Specifications:
Detailed Torque Values for critical fasteners
Diagnostic Charts:
Extensive Diagnostic Flowcharts and Trouble Tree Charts
Standard Transmission Type:
4-Speed Automatic (e.g., 4L60)
Optional Transmission Type:
5-Speed Manual (e.g., NV3500)
Drivetrain Options:
2WD (RWD), 4WD
Oil Change Interval:
Every 3,000-5,000 miles or 3-6 months (depending on oil type and driving conditions)
Engine Coolant Flush:
Every 30,000 miles or 2 years
Spark Plug Replacement:
Approx. 30,000-60,000 miles (depending on plug type)
Engine Oil Type:
API SG or SH, SAE 10W-30 (check owner's manual for specifics)
Transmission Fluid Type:
Dexron-III ATF (for 4L60 automatic transmission)
Coolant Type:
Ethylene Glycol Based Antifreeze (e.g., Green) mixed 50/50 with distilled water
Power Steering Fluid:
Dexron-III ATF or equivalent
Differential Fluid:
GL-5, SAE 80W-90 (Check for limited slip additive if applicable)
Common Problems:
Brake wear, Suspension bushings, Heater core leaks, ABS sensor issues, Rusty body panels (depending on climate)
Engine Common Issues:
Throttle Position Sensor (TPS) failure, Intake manifold gasket leaks (Vortec engines), EGR valve issues
Gm Truck Legacy:
GMC's long-standing reputation for robust trucks
Gmt400 Platform Introduction:
Introduced in 1988, updated styling and chassis for 1992
Gmt400 Design Philosophy:
Emphasis on improved aerodynamics, comfort, and durability over previous generations.
Manufacturing Plant:
Various GM Assembly Plants (e.g., Fort Wayne, Indiana; Oshawa, Ontario)
