1993 Chevrolet S10 Pickup Owner's Manual - Page 261

Energy Conserving II Oils with these words on the container will help you save fuel. Thisdoughnut-shapedlogo(symbol)isused you select the correct oil. You shouldlookfor display the logo. on mostoilcontainers to help this onthe oil container,anduse only thoseoilsthat all therequirements GM Goodwrench@ oil (inCanada,GMEngineOil)meets for your vehicle. Engine Oil Additives: Don'taddanythingtoyouroil. somethingshouldbeadded. YourGM dealerisready to advise if youthink When to Change Engine c ) k Seeifanyoneoftheseistrueforyou: Mosttripsarelessthan4miles (6 km). 10 miles It'sbelowfreezingoutsideandmosttripsarelessthan (16km). Theengine is at lowspeedmostofthetime(as or in stop-and-go traffic). You towatraileroften. Mosttripsarethroughdustyplaces. Thevehicle is frequentlyoperatedoff-road. in door-to-doordelivery, I anyoneoftheseistrueforyourvehicle,youneedtochangeyour f filter every 3,000 miles (5000 km) or 3 months-whichevercomes oil and first. If none of them are true, change the oil every 7,500 miles (12 500 km) or 12 months-whichevercomesfirst.Changethefilteratthefirst oil change and at every other oil change after that. If your vehicle has 4-wheel drive, you ,will have a remote oil filter located underthehood. It ismountedtothefrontleftinnerfender,behindthe headlights. Engine Block Heater: Anengineblockheatercanbea big help if youhave to parkoutside in very coldweather, -0°F (-18°C) or colder. If yourvehiclehasthisoption,see "EngineBlockHeater" in theIndex. 6-1 3