Factory specifications, fluid capacities, torque values, EPA fuel economy and the federal safety record for the 1983 Grand LeMans.
The 1983 Pontiac Grand LeMans takes 4 qt of 20W-20 engine oil.
Fluid capacities, tune-up values and fuel economy at a glance.
Engine, drivetrain, dimensions and economy.
| Overall length | 202 in |
| Overall width | 72.4 in |
| Overall height | 54.7 in |
| Wheelbase | 108.3 in |
| Curb weight | 3258 lb |
Capacities, torques and tune-up values from the factory service manual.
This engine holds 4 qt of 20W-20 / 20W-40 / 20W-50 engine oil, DOT 3 brake fluid.
| Brake Fluid | DOT 3 |
| Engine Coolant | ETHYLENE GLYCOL |
| Engine Oil | 20W-20 · 20W-40 · 20W-50 · 15W-40 · 5W-30 |
| Engine Oil Capacity | 4 qt |
| Engine Oil | 20W-20 · 20W-40 · 20W-50 · 15W-40 · 5W-30 |
| Engine Oil Capacity | 4 qt |
| Engine Oil | 20W-20 · 20W-40 · 20W-50 · 15W-40 · 5W-30 |
| Engine Oil Capacity | 7 qt |
The most common OBD-II codes for this vehicle's emissions system. These are standardized SAE J2012 definitions, not vehicle-specific fault reports.
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4 qt of ABOVE 40 degrees F 30, ABOVE 20 degrees F: 20W-20, 20W-40, 20W-50, ABOVE 10 degrees F: 15W-40, BELOW 60 degrees F: 5W-30, per the factory manual.