The Ultimate Guide to Truck Maintenance for Alberta’s Toughest Jobs

If your truck earns its keep—towing heavy loads, hauling gear, working job sites, pounding down gravel roads, or braving harsh winters—your maintenance schedule needs to keep up. This guide covers realistic service intervals, adjustments for severe-duty use, and early warning signs to watch for on Chevy Silverado and GMC Sierra models. Treat it as a go-to checklist in the field, and double-check your owner’s manual for details specific to your model year, engine, and trim. 

The Essential Guide to Truck Maintenance for Alberta’s Toughest Jobs 

Your truck works hard. Alberta’s conditions—towing, job sites, gravel, and extreme cold—demand a tougher maintenance plan. Here’s what you need to know to keep your truck running strong. 

Key Maintenance Intervals (Severe Duty) 

If you tow, haul, or hit dusty roads often, use these shorter intervals: 

• Engine Oil & Filter: Every 5,000–8,000 km. Use GM-approved oil. 

• Air & Cabin Filters: Inspect every 12,000 km (air) and 20,000 km (cabin); replace sooner in dusty conditions. 

• Fuel Filter (Diesel): Every 20,000–30,000 km. Drain water separator as needed. 

• Transmission Fluid: Inspect at 48,000 km; consider service at 60,000–80,000 km for heavy use. Use only GM-spec fluid. 

• Differentials & Transfer Case: Service every 50,000–60,000 km for severe duty (4×4). 

• Coolant: Test freeze protection annually. 

• Brake Fluid: Flush every 2–3 years. 

Tires, Brakes, and Suspension 

These are critical for safety and performance: 

• Tires: Rotate every 8,000–10,000 km. Use load-rated tires and maintain correct PSI. Get an alignment after hard hits. 

• Brakes: Check pads and rotors every 12,000–16,000 km. Consider severe-duty components if you tow heavy. 

• Suspension: Inspect ball joints, tie rods, and shocks every 20,000–30,000 km. Look for leaks or excessive play. 

Towing & Payload Considerations 

Heavy loads put extra stress on components: 

• Pre-Trip: Verify hitch, tongue weight, and trailer brakes. 

• Fluids: Towing increases heat. Shorten oil and transmission fluid intervals. 

• Post-Trip: Inspect tires, hubs, and brakes for signs of overheating. 

Cold Weather & Electrical 

Alberta winters are brutal on trucks: 

• Battery: Load-test before winter. Replace if weak. 

• Block Heater: Use below -20°C. Inspect the cord. 

• Winter Prep: Install winter tires. Use -40°C washer fluid. Keep an emergency kit in the cab. 

• Corrosion: Rinse undercarriage regularly to combat salt. 

When to See the Pros 

While some DIY is fine, certain jobs are best left to the dealership: 

• Complex Services: Transmission, differential, and transfer case fluid changes. 

• Diagnostics: Check engine lights, 4×4 system issues, and drivability problems. 

• Safety: Brake hydraulics, steering component replacement. 

Don’t Ignore Warning Signs 

Address these immediately: 

• Shuddering or clunking from the drivetrain. 

• Uneven tire wear or steering pull. 

• Soft brake pedal. 

• Sweet smell (coolant leak). 

• Hard diesel starts or excessive smoke. 

Your truck is built tough, but consistent, proactive maintenance is key to its longevity and reliability, especially when tackling Alberta’s demanding conditions.