Vehicle Segment:
Heavy-duty half-ton pickup truck
Target Audience:
Owners seeking to perform maintenance and repairs, DIY enthusiasts, independent repair shops
Competitors:
Ford F-150, Dodge Ram 1500, Toyota Tundra
Manual Advantage:
Official licensing and OE data, digital convenience, comprehensive coverage compared to generic repair guides.
Licensed Data:
Derived from factory service manuals, ensuring accuracy and completeness.
Digital Format:
Instant access, searchable, accessible on multiple devices, eliminates the need for bulky print manuals.
Cost Savings:
Empowers owners to perform repairs, saving on labor costs at dealerships or independent shops.
Primary Coverage:
2006 GMC Sierra 1500 HD
Engine Variants Covered:
All engine options available for the 2006 Sierra 1500 HD
Drivetrain Variants Covered:
2WD and 4WD models
Estimated Page Count:
Thousands (as is typical for comprehensive factory-derived software)
Type:
Service and Repair Manual Software
Source Material:
Factory OE (Original Equipment) materials licensed through RepairSurge
Format:
Online Software/Web-based access
Accessibility:
Compatible with PC, laptop, smartphone, tablet via web browser
Access Duration:
1 Year included, with discounts for additional years
Powertrain:
Engine (all variants), Transmission (automatic), Drivetrain (differentials, axles, driveshafts)
Chassis:
Suspension (front and rear), Steering system, Brakes (front and rear, ABS)
Electrical:
Wiring diagrams, Powertrain Control Module (PCM), Body Control Module (BCM), Lighting, Instrumentation, Audio System, Power Accessories
HVAC:
Heating, Ventilation, and Air Conditioning (HVAC) system components and operation
Body:
Body panels, Doors, Windows, Interior trim, Exterior trim, Bumpers
Maintenance:
Scheduled maintenance (oil changes, filter replacements, fluid checks), Lubrication points
Diagnostics:
Troubleshooting charts, Diagnostic Trouble Codes (DTCs), Symptom-based diagnostics
Repair:
Component removal and installation, Overhaul procedures, Adjustments
Specifications:
Torque specifications, Component measurements, Clearances
Depth:
Comprehensive, covering everything from basic fluid checks to complete engine and transmission overhauls, including detailed wiring diagrams and diagnostic procedures.
Engine Option 1:
6.0L Vortec V8 (LQ4/LQ9)
Displacement 1:
364 cu in (5967 cc)
Horsepower 1:
Approx. 300-325 hp (varies slightly based on LQ4 vs LQ9 and specific tuning)
Torque 1:
Approx. 365-373 lb-ft (varies slightly)
Engine Option 2:
6.0L Vortec V8 (LQ7 - for specific applications like High Output)
Displacement 2:
364 cu in (5967 cc)
Horsepower 2:
Approx. 325 hp
Torque 2:
Approx. 370 lb-ft
Type:
Sequential Multi-Port Fuel Injection (MPI)
Fuel Type:
Unleaded Gasoline (87 octane recommended for standard operation)
Emissions Controls:
Catalytic Converter, On-Board Diagnostics (OBD-II) system
Transmission Type:
4-speed Automatic (4L60-E or 4L70-E)
Gear Ratios:
Specific ratios available within the manual for 4L60-E/4L70-E
Transmission Type:
N/A for Sierra 1500 HD, typically only automatic was offered.
Transmission Fluid Type:
Dexron-III H Automatic Transmission Fluid (ATF)
Transmission Fluid Capacity:
Approx. 11.7 quarts (11.1 liters) for fill, higher for complete overhaul. Specific capacity detailed in manual.
Wheelbase:
143.5 inches (for Crew Cab, Standard Bed)
Length:
Approx. 237.0 inches (for Crew Cab, Standard Bed)
Width:
Approx. 79.5 inches (body)
Height:
Approx. 75.2 inches (for 4WD Crew Cab, Standard Bed)
Curb Weight:
Approx. 5,600 - 6,200 lbs (varies by configuration)
Payload Capacity:
Approx. 2,400 - 3,000 lbs
Towing Capacity:
Up to 10,300 lbs (properly equipped)
NHTSA Front Impact Driver:
5 Stars
NHTSA Front Impact Passenger:
5 Stars
NHTSA Side Impact Front Seat:
5 Stars
NHTSA Side Impact Rear Seat:
4 Stars
IIHS Moderate Overlap Front:
Good
ABS:
Standard Anti-lock Braking System (ABS)
Traction Control:
Optional (StabiliTrak on some models)
Airbags:
Frontal airbags for driver and front passenger
Seatbelts:
Three-point seatbelts for all occupants, pretensioners for front seats
Headunit:
Factory AM/FM stereo with CD player, optional Bose premium audio system.
Display:
Basic digital display for radio and climate controls. No integrated navigation or touchscreen on standard models.
Cruise Control:
Standard cruise control.
Parking Assist:
Optional rear parking assist sensors.
Phone Integration:
Optional OnStar system for emergency services and basic communication.
Auxiliary Input:
Optional auxiliary audio input jack on some models.
Oil Change:
Every 3,000-7,500 miles (or 6 months) depending on driving conditions and oil type used. Refer to manual for exact recommendations.
Transmission Fluid Change:
Typically every 30,000-60,000 miles, or as per severe duty schedule.
Coolant Flush:
Every 5 years or 100,000 miles with extended life coolant.
Engine Oil Type:
SAE 5W-30 (Synthetic Blend or Full Synthetic recommended for optimal performance and protection).
Engine Oil Capacity:
7 Quarts (with filter)
Coolant Type:
GM Dex-Cool (Orange) or equivalent silicate-free, long-life coolant.
Engine Ls Series:
Possible intake manifold gasket leaks (minor coolant or vacuum leaks), piston slap (especially when cold on some 6.0L variants), oil pressure sensor issues.
Transmission:
4L60-E can experience torque converter shudder or premature wear of clutch packs if not maintained properly. Solenoid issues can cause shifting problems.
Suspension:
Front ball joints and tie rod ends can wear over time, leading to steering looseness or noise, especially on heavy-duty models subjected to towing or rough use.
Electrical:
Flexplate to crankshaft bolts can loosen, causing a ticking noise and potential transmission damage. Window motor failures are also noted.
Brand Focus:
GMC - 'Professional Grade' trucks, focusing on heavy-duty capabilities and commercial applications, though also popular with consumers.
Generation:
Third Generation GMT800 platform (1999-2007, with a refresh in 2003).
1500 Hd Positioning:
The '1500 HD' designation represented a step up in capability from the standard 1500, often bridging the gap to the 2500 models, typically featuring stronger frames, suspension, and the larger 6.0L V8 engine.
Manufacturing Location:
Various GM assembly plants in North America (e.g., Fort Wayne, Indiana; Oshawa, Ontario).
Truck Of The Year:
While the Sierra 1500 HD itself might not have specific 'Truck of the Year' awards as a distinct model, the GMT800 platform trucks (including GMC Sierra and Chevrolet Silverado) consistently received positive reviews and accolades for their robust design, powerful engines, and towing capabilities during their production run.
Consumer Reports:
Often rated well for reliability and performance within its class, though specific year ratings vary. The 6.0L engine was noted for its power.
Emissions Certification:
Meets EPA and California Air Resources Board (CARB) emissions standards for the model year.
