A-Body
Plymouth Duster (1976–1980)
Maintenance Schedule
6 recurring services keep the 1976–1980 Plymouth Duster healthy — starting with oil changes every 3,000 miles. Budget roughly $1,500–2,400 in routine maintenance over 100,000 miles at typical U.S. shop prices.
Applies to model years 1976, 1977, 1978, 1979, 1980
Full schedule
Intervals follow the factory maintenance schedule for the 1976-1980 Plymouth Duster. Cost ranges are typical U.S. shop prices.
| Service | Interval | Est. cost | Notes |
|---|---|---|---|
| Oil Change | Every 3,000 mi or 3 mo | $12–20 | Engine oil and filter replacement |
| Tune-up | Every 12,000 mi or 12 mo | $70–100 | Spark plugs, points, condenser, air filter |
| Transmission Service | Every 24,000 mi or 2 yr | $50–75 | Manual or automatic transmission fluid change |
| Brake Service | Every 24,000 mi or 2 yr | $35–60 | Brake fluid replacement, brake inspection |
| Cooling System Service | Every 24,000 mi or 2 yr | $40–65 | Coolant flush and replacement |
| Differential Service | Every 36,000 mi or 3 yr | $30–50 | Rear differential fluid change |
Common questions
How often should I change the oil on a 1976–1980 Plymouth Duster?
Every 3,000 miles or 3 months, whichever comes first. A typical U.S. shop charges $12–20. Engine oil and filter replacement.
How much does it cost to maintain a Plymouth Duster (1976–1980)?
Routine maintenance on the 1976–1980 Plymouth Duster runs roughly $1,500–2,400 over 100,000 miles at typical U.S. shop prices, spread across 6 recurring services. Independent shops usually land near the low end; dealers near the high end.
What is the most expensive scheduled service on this Duster?
Tune-up at $70–100, due every 12,000 miles. Spark plugs, points, condenser, air filter.
Cost ranges are estimates for typical U.S. independent shops and dealers; your local prices will vary. Always confirm intervals against your owner's manual — severe driving conditions (towing, short trips, extreme heat or cold) shorten many of them.