Keep enjoying your 1979 Buick Electra.
You need to go back a little further which is why kids today have no idea about the basics of tuning an engine which doesn't have a computer-controlled engine. I don't know when the surveyance started however. By 1979 a bunch of cars already had computers controlling their engines.
Here is a list of just the Chevys that took the above computer:
El Camino Base with engine V6 - 3.8L 231ci GAS 2BBL vin 2 - 2 valve OHV
1979
1979
1 vehicle
El Camino Base with engine V6 - 3.8L 3800cc 231ci GAS 2BBL vin A type LD5 - 2 valve OHV
1979
1979
1 vehicle
El Camino Royal Knight with engine V6 - 3.8L 231ci GAS 2BBL vin 2 - 2 valve OHV
1979
1979
1 vehicle
El Camino Royal Knight with engine V6 - 3.8L 3800cc 231ci GAS 2BBL vin A type LD5 - 2 valve OHV
1979
1979
1 vehicle
Malibu Base with engine V6 - 3.8L 231ci GAS 2BBL vin 2 - 2 valve OHV
1979
1979
1 vehicle
Malibu Base with engine V6 - 3.8L 3800cc 231ci GAS 2BBL vin A type LD5 - 2 valve OHV
1979
1979
1 vehicle
Malibu Classic Estate with engine V6 - 3.8L 231ci GAS 2BBL vin 2 - 2 valve OHV
1979
1979
1 vehicle
Malibu Classic Estate with engine V6 - 3.8L 3800cc 231ci GAS 2BBL vin A type LD5 - 2 valve OHV
1979
1979
1 vehicle
Malibu Classic Landau with engine V6 - 3.8L 231ci GAS 2BBL vin 2 - 2 valve OHV
1979
1979
1 vehicle
Malibu Classic Landau with engine V6 - 3.8L 3800cc 231ci GAS 2BBL vin A type LD5 - 2 valve OHV
1979
1979
1 vehicle
Malibu Classic Sport with engine V6 - 3.8L 231ci GAS 2BBL vin 2 - 2 valve OHV
1979
1979
1 vehicle
Malibu Classic Sport with engine V6 - 3.8L 3800cc 231ci GAS 2BBL vin A type LD5 - 2 valve OHV
1979
1979
1 vehicle
Malibu Classic with engine V6 - 3.8L 231ci GAS 2BBL vin 2 - 2 valve OHV
1979
1979
1 vehicle
Malibu Classic with engine V6 - 3.8L 3800cc 231ci GAS 2BBL vin A type LD5 - 2 valve OHV
1979
1979
1 vehicle
Malibu Estate with engine V6 - 3.8L 231ci GAS 2BBL vin 2 - 2 valve OHV
1979
1979
1 vehicle
Malibu Estate with engine V6 - 3.8L 3800cc 231ci GAS 2BBL vin A type LD5 - 2 valve OHV
1979
1979
1 vehicle
Malibu Landau with engine V6 - 3.8L 231ci GAS 2BBL vin 2 - 2 valve OHV
1979
1979
1 vehicle
Malibu Landau with engine V6 - 3.8L 3800cc 231ci GAS 2BBL vin A type LD5 - 2 valve OHV
1979
1979
1 vehicle
Malibu Police with engine V6 - 3.8L 231ci GAS 2BBL vin 2 - 2 valve OHV
1979
1979
1 vehicle
Malibu Police with engine V6 - 3.8L 3800cc 231ci GAS 2BBL vin A type LD5 - 2 valve OHV
1979
1979
1 vehicle
Malibu Sport with engine V6 - 3.8L 231ci GAS 2BBL vin 2 - 2 valve OHV
1979
1979
1 vehicle
Malibu Sport with engine V6 - 3.8L 3800cc 231ci GAS 2BBL vin A type LD5 - 2 valve OHV
1979
1979
1 vehicle
Monte Carlo Base with engine V6 - 3.8L 231ci GAS 2BBL vin 2 - 2 valve OHV
1979
1979
1 vehicle
Monte Carlo Base with engine V6 - 3.8L 3800cc 231ci GAS 2BBL vin A type LD5 - 2 valve OHV
1979
1979
1 vehicle
Monte Carlo Landau with engine V6 - 3.8L 231ci GAS 2BBL vin 2 - 2 valve OHV
1979
1979
1 vehicle
Monte Carlo Landau with engine V6 - 3.8L 3800cc 231ci GAS 2BBL vin A type LD5 - 2 valve OHV
1979
1979
1 vehicle
Generally around the mid-70’s and below are considered somewhat “simple” machines.