1993 Cadillac Eldorado Owner's Manual - Page 286

RECOMMENDED SAE VISCOSITY GRADE ENGIHE OILS FOR BEST FUEL E r - m 7 Y AND COLD STARTING, SELECT THE LOWEST SAE VISCOSITY GLmwL w l l FOR THE EXPECTED TEMPERATURE RANGE. vmim OF HOT "C +loo +80 - +38 - - +27 +60 - - +16 +40 - - + 4 +20 - - 7 0 3 -- [--I 272 --la I SAE low-30 PREFERRED SAE 5W-30 0 COLD WEATHER DO NOT USE SAE 1OW-40 GRADE OIL OR ANY OTHER GRADE NOT RECOMMENDED S A E 1OW-30 As shown in theviscosity chart, S A E low-30 is best for your vehicle. However, you can useS A E 5W-30 if it's going to be colder than60°F (16" C) before yournext oil change. When very cold, below 0°F it's (-18OC), you should use SAE 5W-30. These numbers on an container show its viscosity, or thickness. Do not oil use otherviscosity oils such as SAE 1OW-40 or S A E 20W-50. Energy Conserving I1