Service and Maintenance
Fluids
In this manual: Service and Maintenance
~1min read
Proper fluid levels and approved fluids protect the vehicle’s systems and components. See Recommended Fluids and Lubricants on page 11‑12 for GM approved fluids.
• Engine oil and windshield washer fluid levels should be checked at every fuel fill.
• Instrument cluster lights may come on to indicate that fluids may be low and need to be filled.
Test yourself
A quick GMC Sierra quiz: every answer comes with an explanation and a link to the manual page.
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