by Last Updated: 3 November 2025
Chris Kikas
QUICK ANSWER
GCM Sierra 1500 Pickup truck servicing in Australia covers petrol V8 and 3.0-litre Duramax diesel with diagnostics, oils and filters, inspection, tyre rotation and a free 160-point safety check. ADAS is verified and calibrated when required.
SUMMARY:
• Typical interval: 10,000–15,000 km or 12 months
• Diesel focus: DEF quality, DPF load, cooling validation
• Australian owned, 5,000+ conversions, dedicated parts, procurement and logistics teams
INTRO
GMC Sierra 1500 pickup truck buyers in Australia want comfort and capability without fuss. Autogroup International keep it that way by sticking to the service schedule, checking what matters and adjusting for towing and heat.
KEY FACTS
• Typical interval: 10,000–15,000 km or 12 months
• Engines: 6.2-litre petrol V8, 3.0-litre Duramax diesel
• Core items: oils, filters, diagnostics, inspection, software updates
• Diesel focus: DEF quality, DPF load, intake and EGR checks
• Towing focus: transmission and diff service by usage, cooling validation
• ADAS: camera and radar checks, calibration as required
HOW WE SERVICE THE GMC SIERRA 1500
We scan, service oils and filters, then complete a full inspection. Brakes, suspension, steering, mounts and driveline are checked, tyres rotated, alignment verified and a road test finished. Every service includes a free 160-point safety check covering brakes, suspension, steering, right hand drive conversion integrity and an OEM diagnostics report.
DURAMAX DIESEL SPECIFICS
We monitor DEF consumption, check DPF soot load and temperature history and inspect sensors and exhaust plumbing. Correct oil and cooling attention avoids costly surprises.
PETROL V8 SPECIFICS
For the 6.2-litre petrol we watch ignition health, cooling and driveline fluids. If you tow, we may bring forward certain fluid services.
WHY SERVICE YOUR SIERRA WITH US
We are 100 percent Australian owned, with over 5,000 vehicles converted and a team of around 250 that includes spare parts, procurement and logistics specialists. Parts warehouses in Australia, Sri Lanka and Canada improve availability and turnarounds. With over 30+ years as Australia’s leading expert in right hand drive American pickup trucks – we have the experience and expertise to assist and to answer all of your service and accessory related questions
Call the Service team in Melbourne today on (03) 9765 1300 or send them an email to [email protected] as they are ready to help with any questions you may have!
FAQs
Are petrol and diesel intervals different?
The base timing is similar, however diesel checks include DEF and DPF.
How often should I rotate tyres?
At most services. It evens wear and protects handling.
Can you service lifted trucks?
Yes. We set alignment correctly and verify ADAS after changes. We also validate to ensure the lift kit has been installed correctly as sometimes they have not been set up correctly.
Do you provide loan cars?
By arrangement. Ask when booking.
Is transport available?
Yes. Victoria pick up and delivery and Australia-wide transport options.
What is included in every service?
Oils, filters, diagnostics, inspection, tyre rotation and a road test, plus the free 160-point safety check.
Do you use genuine parts?
We use genuine or OEM-equivalent parts to suit the job.
Do you provide photos and notes?
Yes. You receive a clear report with images.