1994 Pontiac Firebird Owner's Manual - Page 254

Section D: Recommended Fluids & Lubricants JOTE: Fluids and lubricants identified below by name, part number or specification may be obtained from your GM Dealer. USAGE FLUID/LUBRICANT Engine Oil API service SH or SG Energy Conserving I1 oils of the proper viscosity.The "SH" designation may be shown alone or in combination with others, such as "SH/CD," "SH, SG, CD," "SG/CD," etc. To determine the preferred viscosity for your vehicle's engine, see "Engine Oil" in the Index. Engine Coolant Hydraulic Brake System Hydraulic Clutch Hydraulic System ~~ 50/50 mixture of water (preferably distilled) and good quality ethylene glycol base antifreeze (GM Part No. 1052753 or equivalent) conforming to GM Specification 1825M or approved recycled coolant conforming to GM Specification 1825M. Brake Fluid (GM Part No. 1052535 or equivalent DOT-3 Brake Fluid). Delco-Supreme l l @ Clutch Fluid (GM Part. No. 12345347 or equivalent). GM Hydraulic Power Steering Fluid (GM Part No. 1052884 or equivalent). DEXRON@-IIE Automatic Transmission Fluid. DEXRON@-IIEAutomatic Transmission Fluid. I Power Steering System Manual Transmission Automatic DEXR0N'-III or Transmission KeyLockCylinders I Lubricate with Multi-Purpose Lubricant (GM Part No. 12345120) or synthetic SAE 5W-30 253. ..