1993 Chevrolet Lumina Owner's Manual - Page 204
1993 Chevrolet Lumina Manual
Page 204 highlights
Service & Appearance Care 3.1 L V6: Adding Engine Oil I I 11 Don't 1 addtoo much oil. If your engine has so much oilthat theoil level gets abovethe cross-hatched area that shows the proper operating range, your engine could be damaged. For crankcase capacity, seethe Index under Capacities and Specifications. ' , I Look for Threeoil to Use What Kind of Things: SG "SG" must be on theoil container, either by itself or combined with other quality designations, such as "SG/CC," "SG/CD," "SF, CC," SG, etc. Theseletters show American Petroleum Institute (API) levels of quality. I NVIIUL: If you use oils that don't have the SG designation, you can cause engine damage not covered by your warranty. I Twin Dual Cam 3 4 V6: Adding Engine .L Oil Just fill it enoughto put the level somewhere in the proper operating range. Push the dipstick allthe way back in when you're through. I 1 I .. a 202