Positioning:
A comprehensive, officially licensed digital service and repair solution for owners and independent repair facilities seeking factory-accurate information for the 1995 GMC K2500.
Comparison:
Offers superior convenience and cost-effectiveness compared to outdated printed manuals or less comprehensive online forums. Leverages OE (Original Equipment) derived data.
Features:
Instant online access, intuitive interface, detailed diagrams, diagnostic procedures, and a full year of access.
Engine:
Comprehensive engine diagnostics, repair, and overhaul for all gasoline and diesel variants.
Drivetrain:
Front and rear axle service, differential repair, driveshaft maintenance, and transfer case procedures for 4WD models.
Suspension:
Front and rear suspension component replacement, alignment procedures, shock absorber and spring service.
Steering:
Power steering system diagnosis and repair, steering column service, and tie rod end replacement.
Brakes:
Front and rear brake system service (disc and drum), hydraulic system diagnosis, ABS system troubleshooting.
Electrical:
Complete wiring diagrams, diagnostic procedures for all electrical components, lighting, ignition, and charging systems.
HVAC:
Air conditioning and heating system service, refrigerant handling, component replacement, and diagnostic procedures.
Body:
Body panel repair, door and window mechanisms, interior trim, and exterior component service.
Maintenance:
Detailed scheduled maintenance tasks, fluid changes, filter replacements, and lubrication points.
Troubleshooting:
Systematic diagnostic trees and symptom-based troubleshooting guides for common and complex issues.
Repair:
Step-by-step repair instructions for virtually every component and system.
Installation:
Guidance for component replacement and installation of factory-specified parts.
Depth:
Factory-level detail, including torque specifications, clearances, diagnostic trouble codes (DTCs), and specialized tool requirements.
Engine Options:
4.3L V6 (VIN 'W'), 5.7L V8 (VIN 'T'/'R'), 7.4L V8 (VIN 'J'), 6.5L V8 Turbo Diesel (VIN 'F')
Horsepower Torque 4.3L V6:
Approx. 160 HP @ 4000 RPM / 230 lb-ft @ 2800 RPM (varies slightly)
Horsepower Torque 5.7L V8:
Approx. 200 HP @ 4000 RPM / 315 lb-ft @ 2400 RPM (varies slightly)
Horsepower Torque 7.4L V8:
Approx. 230 HP @ 3600 RPM / 400 lb-ft @ 2000 RPM (varies slightly)
Horsepower Torque 6.5L V8 Turbo Diesel:
Approx. 190 HP @ 3400 RPM / 430 lb-ft @ 1800 RPM (varies slightly)
System Type:
Electronic Fuel Injection (EFI) for gasoline engines; indirect injection for diesel.
Fuel Type:
Unleaded gasoline (87 octane recommended), Diesel Fuel
Transmission Options:
4-speed automatic (4L60-E for light-duty, 4L80-E for heavy-duty) and 5-speed manual (NV4500).
Optional Transmissions:
As listed in standard.
4L80-E Features:
Heavy-duty electronically controlled 4-speed automatic with overdrive.
Nv4500 Features:
Robust 5-speed manual transmission with overdrive, known for its durability.
Body Styles:
Regular Cab, Extended Cab.
Bed Lengths:
Short Bed (6.5 ft), Long Bed (8 ft).
Gvwr Range:
6200 lbs to 8600 lbs (depending on configuration).
Curb Weight Range:
Approx. 4500 lbs to 5500 lbs (depending on configuration).
Infotainment System:
Basic AM/FM radio with cassette player, optional CD player. Analog gauges and controls.
Driver Assistance Features:
Limited by modern standards. Primarily ABS for braking assistance.
Connectivity Options:
None (no factory Bluetooth, USB, or auxiliary inputs).
Oil Change Interval:
Typically 3,000-5,000 miles or 3-6 months, depending on driving conditions and oil type used. Consult manual for specifics.
Transmission Fluid Change:
Recommended every 30,000-50,000 miles for automatic transmissions, and 50,000-100,000 miles for manual transmissions. Refer to manual for exact intervals and fluid type.
Coolant Flush:
Typically every 30,000-60,000 miles or 2-4 years, using Dex-Cool (or equivalent) coolant.
Engine Oil Gasoline:
API SG/SH certified, SAE 10W-30 or 10W-40 (check owner's manual for specific temperature ranges).
Engine Oil Diesel:
API CD/CE certified, SAE 15W-40 diesel engine oil (e.g., Mobil Delvac, Shell Rotella).
Transmission Fluid 4L60-E 4L80-E:
Dexron III (or equivalent) automatic transmission fluid.
Transmission Fluid Nv4500:
GL-4 rated manual transmission fluid, SAE 75W-90 or 80W-90.
Coolant:
GM specification 1803412 (orange) or equivalent ethylene glycol based coolant (50/50 mix with distilled water).
Brake Fluid:
DOT 3 brake fluid.
Common Problems:
Rear main seal leaks (especially on V8s), intake manifold gasket leaks (on Vortec V8s), transfer case chain stretch, ABS sensor failures, early diesel injector pump issues (on 6.5L TD).
Heritage:
GMC has a long-standing reputation for building robust and durable trucks, particularly for commercial and heavy-duty applications.
Evolution K Series:
The K2500 is part of the venerable K-series lineage, evolving from earlier generations of GMC pickup trucks. The 1995 model year falls within the second generation of the GMT400 platform (1995-1998 for K2500).
Production Platform:
GMT400 platform, shared with Chevrolet Silverado and Tahoe.
Manufacturing Locations:
Various GM assembly plants in North America.
