Engine:
Detailed coverage including diagnosis, overhaul, and component testing.
Control System:
Engine and Transmission Control Module (ECM/TCM) diagnostics, sensor and actuator testing.
Mechanical:
Comprehensive mechanical component repair and assembly.
Fuel Service Specifications:
Fuel pressure, injector specifications, fuel pump testing.
Emission Control:
EVAP system, catalytic converter, O2 sensor diagnostics.
Intake Exhaust Cooling:
Intake manifold, exhaust system, radiator, cooling fan, thermostat, water pump.
Lube:
Lubrication system components, oil pressure testing, oil filter specifications.
Ignition Starting Charging:
Spark plugs, ignition coils, starter motor, alternator, battery testing.
Auto Transmission:
Detailed diagnosis, repair, fluid specifications, and torque converter information for the 6-speed automatic transmission.
Transfer Propeller Shaft:
Information for AWD models, including prop shaft and differential maintenance.
Drive Shaft:
Front and rear drive axle components, CV joints, seals.
Differential:
Front and rear differential service and specifications (if applicable).
Axle Suspension:
Front and rear suspension components, struts, shocks, bushings, alignment specifications.
Tire And Wheel:
Tire pressure monitoring system (TPMS), wheel torque specifications, tire fitting.
Brake Control:
ABS, Traction Control (TC), StabiliTrak system diagnostics.
Brake:
Front and rear brake service, caliper replacement, rotor specifications, brake fluid specifications.
Parking Brake:
Parking brake system service and adjustment.
Steering Column:
Steering column assembly, tilt/telescope mechanisms.
Power Steering:
Power steering pump, rack and pinion, fluid specifications.
Air Condition:
HVAC system diagnosis, refrigerant, compressor, condenser, evaporator service.
Suppl Restraint System:
Airbag system diagnosis, SRS module, sensor replacement, pre-tensioner service.
Seat Belt:
Seat belt mechanism service and inspection.
Engine Immobilizer:
Immobilizer system diagnosis and key programming procedures.
Cruise Control:
Cruise control system operation and troubleshooting.
Wiper And Washer:
Wiper motor, linkage, washer pump, and fluid system service.
Door Lock:
Power door lock actuators, mechanisms, and central locking system.
Meter Audio Visual:
Instrument cluster, infotainment system, speakers, and audio component diagnostics.
Horn:
Horn system operation and troubleshooting.
Windshield Glass Mirror:
Windshield replacement, glass care, mirror adjustments and features.
Instrument Panel:
Instrument cluster removal, repair, and illumination.
Seat:
Seat adjustment mechanisms, power seat components, seat heater service.
Engine Hood Door:
Hood latch, hinges, and door hinge service.
Exterior Interior:
Body panel alignment, trim removal, interior component replacement.
Electrical:
General electrical diagnostics, fuses, relays, lighting systems, power outlets.
Multiplex Can Communication:
CAN bus diagnostics, multiplex communication system troubleshooting.
Maintenance Procedures:
Oil changes, filter replacements, fluid checks, inspections.
Diagnostic Procedures:
Step-by-step diagnostic flowcharts for common and complex issues.
Repair Procedures:
Detailed instructions for component removal, installation, and adjustment.
Troubleshooting Guides:
Specific guidance for identifying and resolving faults.
Wiring Schematics:
Comprehensive electrical wiring diagrams for all systems.
Illustrations Diagrams:
High-quality diagrams, exploded views, and illustrations for clarity.
Depth:
Factory-level detail for technicians, suitable for DIY enthusiasts with mechanical aptitude.
Oil Change Interval:
Every 7,500 miles (12,000 km) or 12 months, whichever comes first, under normal driving conditions. Consult manual for severe conditions.
Tire Rotation Interval:
Every 7,500 miles (12,000 km)
Engine Air Filter Replacement:
Inspect every 7,500 miles (12,000 km), replace as needed. Typical replacement around 30,000 miles.
Cabin Air Filter Replacement:
Inspect every 15,000 miles (24,000 km), replace as needed. Typical replacement around 15,000-30,000 miles.
Engine Coolant:
GM Dex-Cool® Extended Life Antifreeze/Coolant (Orange)
Transmission Fluid:
Dexron VI Automatic Transmission Fluid
Brake Fluid:
DOT 3 (or DOT 4 compatible)
Power Steering Fluid:
GM Power Steering Fluid (or Dexron VI)
Timing Chain Wear:
Early LLT engines could experience timing chain wear and stretching, leading to rough idle or DTCs. The manual will detail diagnostic procedures.
Transmission Issues:
Some models might experience shifting issues; the manual will cover transmission diagnostics and valve body service.
Water Pump Leaks:
The integrated water pump on the LLT engine can be a potential leak point. The manual covers replacement procedures.
