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Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 1991 Buick Century car and truck
repair procedures including Buick engine diagrams, wiring diagrams, repair work estimating measures, technical service bulletins, auto body work
guidance, starter & alternator replacement procedures, serpentine belt replacement procedures, radiator & hose replacement procedures, tune-up &
drivability specifications, quick lube illustrations, preventive maintenance guide, engine light reset instructions, parts removal and install
procedures, fuel filter replacement directions, component location diagrams, air filter locations & replacement instructions, a/c
system specifications, and general auto service procedures. You don't have to be a car mechanic or technician to know how to fix
your 1991 Buick Century automobile. Try the Automotix DIY solution today!
We have info for following modifications of 1991 Buick Century
- 1991 Buick Century Custom 2.5 L4 GAS, CC:2474, CID:151, Fuel Injection, Aspiration:151, Engine VIN:, Desg:R
- 1991 Buick Century Custom 3.3 V6 GAS, CID:204, Fuel Injection, Aspiration:204, Engine VIN:, Desg:N
- 1991 Buick Century Special 2.5 L4 GAS, CC:2474, CID:151, Fuel Injection, Aspiration:151, Engine VIN:, Desg:R
- 1991 Buick Century Special 3.3 V6 GAS, CID:204, Fuel Injection, Aspiration:204, Engine VIN:, Desg:N
- 1991 Buick Century Limited 2.5 L4 GAS, CC:2474, CID:151, Fuel Injection, Aspiration:151, Engine VIN:, Desg:R
- 1991 Buick Century Limited 3.3 V6 GAS, CID:204, Fuel Injection, Aspiration:204, Engine VIN:, Desg:N
BRAKE SERVICE PROCEDURES FOR 1991 Buick Century AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1991 Buick Century cars and light trucks from 1990+.
DISC BRAKES, GENERAL MOTORS -> General Information -> BRAKE SHOES, LININGS & CALIPERS
Vehicle: 1991 Buick Century Limited 3.3 V6 GAS
Remove wheels and inspect brake disc, caliper and linings. The wheel bearings should be inspected at this time and repacked if necessary. Do not get any grease on the linings.
Do not replace individual pads or replace pads on one wheel of an axle set alone, as braking performance will be adversely affected.
If a visual inspection does not ade...
CLICK HERE TO GET FULL ACCESS TO 1991 Buick Century BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1991 Buick Century AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1991 Buick Century cars and light trucks from 1990+.
DISC BRAKES, GENERAL MOTORS -> General Information -> TESTING PROPORTIONING VALVE
Vehicle: 1991 Buick Century Custom 3.3 V6 GAS
When a premature rear wheel slide is obtained on a brake application, it usually is an indication that the fluid pressure to the rear wheels is above the 50% reduction ratio for the rear line pressure and that malfunction has occurred within the proportioning valve.
To test the valve, install gauge set shown in Fig. in brake line between master cylinder and proportioning valve, and at outpu...
CLICK HERE TO GET FULL ACCESS TO 1991 Buick Century BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1991 Buick Century AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1991 Buick Century cars and light trucks from 1990+.
DISC BRAKES, GENERAL MOTORS -> General Information -> TESTING PROPORTIONING VALVE
Vehicle: 1991 Buick Century Special 2.5 L4 GAS
When a premature rear wheel slide is obtained on a brake application, it usually is an indication that the fluid pressure to the rear wheels is above the 50% reduction ratio for the rear line pressure and that malfunction has occurred within the proportioning valve.
To test the valve, install gauge set shown in Fig. in brake line between master cylinder and proportioning valve, and at outpu...
CLICK HERE TO GET FULL ACCESS TO 1991 Buick Century BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1991 Buick Century AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1991 Buick Century cars and light trucks from 1990+.
DISC BRAKES, GENERAL MOTORS -> General Information -> INSPECTION OF CALIPER
Vehicle: 1991 Buick Century Custom 3.3 V6 GAS
Should it become necessary to remove the caliper for installation of new parts, clean all parts in alcohol, wipe dry using lint free cloths, using an air hose to blow out drilled passages and bores. Check dust boots for punctures or tears. If punctures or tears are evident, new boots should be installed upon reassembly.
Inspect piston bores for scoring or pitting. Bores that show light scratches or corrosion can usually be cleaned with crocus cloth. However, bores that have deep scratches or scoring may be honed, provided the diameter of the...
CLICK HERE TO GET FULL ACCESS TO 1991 Buick Century BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1991 Buick Century AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1991 Buick Century cars and light trucks from 1990+.
HYDRAULIC BRAKE SYSTEM, GENERAL MOTORS -> TROUBLESHOOTING -> CHECKING FOR FLUID LEAKAGE -> ROAD TESTING
Vehicle: 1991 Buick Century Custom 3.3 V6 GAS
When troubleshooting the hydraulic brake system, perform the following checks and inspections as outlined below. If problem still exists within system, refer toFig. first, then toFig. as necessary.
ROAD TESTING
When testing brakes, ensure the road is level and dry. Test brakes at both light and heavy pedal pressure. Do not lock up brakes or slide tires during a brake test.
Check the tires on the vehicle before performing a brake test. Tires should be equally inflated, identical in size ...
CLICK HERE TO GET FULL ACCESS TO 1991 Buick Century BRAKE SERVICE PROCEDURES
BRAKE SERVICE PROCEDURES FOR 1991 Buick Century AUTOMOBILES
Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1991 Buick Century cars and light trucks from 1990+.
HYDRAULIC BRAKE SYSTEM, GENERAL MOTORS -> TROUBLESHOOTING -> CHECKING FOR FLUID LEAKAGE -> ROAD TESTING
Vehicle: 1991 Buick Century Custom 2.5 L4 GAS
When troubleshooting the hydraulic brake system, perform the following checks and inspections as outlined below. If problem still exists within system, refer toFig. first, then toFig. as necessary.
ROAD TESTING
When testing brakes, ensure the road is level and dry. Test brakes at both light and heavy pedal pressure. Do not lock up brakes or slide tires during a brake test.
Check the tires on the vehicle before performing a brake test. Tires should be equally inflated, identical in size ...
CLICK HERE TO GET FULL ACCESS TO 1991 Buick Century BRAKE SERVICE PROCEDURES
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