RepairPal Certified shops can diagnose and repair your 1991 Buick Roadmaster. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.
Fuel PRESSURE test IS required .. Ignition SPARK test IS required.
Insufficiencies In either system will result in a no start condition.
The fact it getting some gas and some spark means nothing - how MUCH is the key..