{"id":101,"date":"2026-05-19T00:31:17","date_gmt":"2026-05-19T04:31:17","guid":{"rendered":"https:\/\/www.worldsbestdieseloil.com\/oil-guide\/?p=101"},"modified":"2026-05-31T18:47:38","modified_gmt":"2026-05-31T22:47:38","slug":"1980-pontiac-parisienne-5-7l-diesel-oil-maintenance","status":"publish","type":"post","link":"https:\/\/www.worldsbestdieseloil.com\/oil-guide\/1980-pontiac-parisienne-5-7l-diesel-oil-maintenance\/","title":{"rendered":"1980 Pontiac Parisienne 5.7L Diesel Oil & Filter Guide | AMSOIL"},"content":{"rendered":"
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AMSOIL diesel oil guide for trucks, vans, SUVs and diesel engines<\/figcaption><\/figure>\n

What oil does a 1980 Pontiac Parisienne 5.7L Diesel take?<\/h2>\n

For the 1980 Pontiac Parisienne with the 5.7L 8-cylinder Engine Code [N] Diesel, the recommended oil capacity is 7 quarts<\/strong> (including filter). Depending on your operating temperature, recommended viscosities include 10W-30<\/strong> (for temperatures below 16\u00b0C), 15W-40<\/strong> (-18 to 16\u00b0C), or 30<\/strong> weight oil for continuous driving above 0\u00b0C. AMSOIL recommends using high-quality synthetic diesel oils like Signature Series 5W-30<\/a> or Signature Series 10W-30<\/a> paired with a WIX 51258-EA<\/a><\/strong> oil filter.<\/p>\n

AMSOIL product recommendations<\/h2>\n

The following AMSOIL products are listed for your 1980 Pontiac Parisienne 5.7L Diesel engine and cooling system:<\/p>\n

Engine Oil Options<\/h3>\n
\n\n\n\n\n\n
Product Name<\/th>\nViscosity<\/th>\nCode<\/th>\n<\/tr>\n
AMSOIL Signature Series Max-Duty Synthetic Diesel Oil<\/td>\n5W-30<\/a><\/td>\nDHDQT-EA<\/a><\/td>\n<\/tr>\n
AMSOIL Signature Series Max-Duty Synthetic Diesel Oil<\/td>\n10W-30<\/a><\/td>\nDTTQT-EA<\/a><\/td>\n<\/tr>\n
AMSOIL Heavy-Duty 100% Synthetic Diesel Oil<\/td>\n10W-30<\/a><\/td>\nADNQT-EA<\/a><\/td>\n<\/tr>\n<\/table>\n<\/div>\n

Oil Filter<\/h3>\n
\n\n\n\n
Product Name<\/th>\nPart Number<\/th>\n<\/tr>\n
WIX Oil Filter<\/td>\n51258-EA<\/a><\/td>\n<\/tr>\n<\/table>\n<\/div>\n

Coolant & Antifreeze<\/h3>\n
\n\n\n\n\n
Product Name<\/th>\nCode<\/th>\n<\/tr>\n
AMSOIL Passenger Car & Light Truck Antifreeze & Coolant<\/td>\nANTPC1G-EA<\/a><\/td>\n<\/tr>\n
AMSOIL Propylene Glycol Antifreeze and Engine Coolant<\/td>\nANT1G-EA<\/a><\/td>\n<\/tr>\n<\/table>\n<\/div>\n

Gear Lubricants<\/h3>\n
\n\n\n\n\n\n
Product Name<\/th>\nCode<\/th>\n<\/tr>\n
AMSOIL SEVERE GEAR\u00ae 80W-90 100% Synthetic Gear Lube<\/td>\nAGLPK-EA<\/a><\/td>\n<\/tr>\n
AMSOIL SEVERE GEAR\u00ae 75W-90 100% Synthetic Gear Lube<\/td>\nSVGPK-EA<\/a><\/td>\n<\/tr>\n
AMSOIL SEVERE GEAR\u00ae 75W-110 100% Synthetic Gear Lube<\/td>\nSVTPK-EA<\/a><\/td>\n<\/tr>\n<\/table>\n<\/div>\n

Engine Oil Specifications & Details<\/h2>\n

Proper lubrication is critical for the longevity of the 5.7L diesel engine. Ensure you follow the correct viscosity based on your ambient temperature.<\/p>\n

Oil Viscosity Guide<\/h3>\n
\n\n\n\n\n\n
Temperature Range<\/th>\nRecommended Viscosity<\/th>\n<\/tr>\n
Below 16\u00b0C<\/td>\n10W-30<\/td>\n<\/tr>\n
-18 to 16\u00b0C<\/td>\n15W-40<\/td>\n<\/tr>\n
Above 0\u00b0C (Continuous Driving)<\/td>\n30<\/td>\n<\/tr>\n<\/table>\n<\/div>\n

Oil Capacity & Torque<\/h3>\n
\n\n\n\n\n\n
Metric<\/th>\nSpecification<\/th>\n<\/tr>\n
Capacity (with filter)<\/td>\n7 quarts<\/td>\n<\/tr>\n
Oil Drain Plug Torque<\/td>\n30 ft\/lbs<\/td>\n<\/tr>\n
Oil Specification (Grade)<\/td>\nCF<\/td>\n<\/tr>\n<\/table>\n<\/div>\n

Maintenance Overview<\/h2>\n

Regular maintenance for this vintage diesel engine includes monitoring the cooling system and ensuring high-quality fuel management. Always check oil levels after refilling.<\/p>\n

Cooling System Capacity<\/h3>\n
\n\n\n\n
Component<\/th>\nCapacity<\/th>\n<\/tr>\n
Coolant<\/td>\n18 quarts<\/td>\n<\/tr>\n<\/table>\n<\/div>\n

Other Components<\/h3>\n