1994 Buick Roadmaster Electrical Parts

This table covers the alternators that charge the battery and run the electrical load. Typical signs include dim lights at idle, a battery lamp, or a growl from the charging pulley. Load-test the battery and inspect the belt and grounds — a bad ground mimics a failed alternator. Read more

11 Alternator / Generator parts are listed for the 1994 Buick Roadmaster, from PURE ENERGY, ACDELCO, REMY and 4 other brands. PURE ENERGY 8112604N carries the "Popular" badge.

In the New grade, PURE ENERGY, WAI GLOBAL, ACDELCO and 3 other brands supply 6 parts: brand-new units rather than rebuilt ones. A representative part number is PURE ENERGY 8112604N.

In the Remanufactured grade, ACDELCO, FVP, PURE ENERGY and 2 other brands supply 5 parts: factory-rebuilt units with new wear components. A representative part number is ACDELCO 3342401A.

This table covers the brushes inside the alternator. Read more

One part is listed for the 1994 Buick Roadmaster — WELLS 5A1041.

This table covers the holders that carry the alternator brushes. Read more

One part is listed for the 1994 Buick Roadmaster — WELLS 5A1040.

This table covers the rectifier diode packs in the alternator. Read more

WELLS supplies both parts for the 1994 Buick Roadmaster.

Listed part numbers: WELLS 2D3006 and WELLS 2D3107.

This table covers the bearings in the alternator housing. Typical signs include a growl that rises with speed, or play in the shaft or hub. Set preload the way the notes specify. A dry or crushed bearing fails quickly. Read more

This group shows a single part: ACDELCO 203FF.

This table covers the batteries listed by group size and specification. Typical signs include slow cranking, a battery lamp, or a no-start after the vehicle sat overnight. Confirm group size and terminal layout in the notes. Clean the posts and the ground before condemning the battery. Read more

6 Battery parts for the 1994 Buick Roadmaster come from 4 brands — DEKA, FULLRIVER, FVP and 1 other brand. The "Popular" part is DEKA 9A78DT.

In the AGM (Extended Life) grade, DEKA, FVP and ACDELCO supply 4 parts: grouped under the catalog's "AGM (Extended Life)" designation — the notes column spells out what sets them apart. A representative part number is DEKA 9A78DT.

In the Performance AGM (Extended Life + Increased Power) grade, FULLRIVER supplies 2 parts: grouped under the catalog's "Performance AGM (Extended Life + Increased Power)" designation — the notes column spells out what sets them apart. A representative part number is FULLRIVER FT61047.

Listed part numbers: DEKA 9A78DT, FVP 78AGMG and ACDELCO 78XAGM, plus the other parts above.

This table covers the positive and ground cables that run from the battery. Typical signs include a stretched or frayed cable, or a control that no longer reaches the end of its travel. Route the new cable through the same clips. A kinked cable binds and fails early. Read more

8 Battery Cable parts are listed for the 1994 Buick Roadmaster, from DEKA, STANDARD MOTOR PRODUCTS and GM GENUINE. DEKA 00303 carries the "Popular" badge.

Listed part numbers: DEKA 00303, STANDARD MOTOR PRODUCTS A404D and DEKA 00310, plus the other parts above.

This table covers the clamps and brackets that secure the battery. Read more

One part is listed for the 1994 Buick Roadmaster — DORMAN 390030.

This table covers the terminals and clamps that connect cables to the battery posts. Read more

This group shows a single part: DEKA 00351.

This table covers the resettable circuit breakers in this vehicle's electrical system. Read more

2 Circuit Breaker parts for the 1994 Buick Roadmaster come from 2 brands — GM GENUINE and STANDARD MOTOR PRODUCTS.

Listed part numbers: GM GENUINE 12077863 and STANDARD MOTOR PRODUCTS BR34.

This table covers the Cruise control modules. Read more

One part is listed for the 1994 Buick Roadmaster — BSE CM4018.

This table covers the engine-control modules that run fuel, spark and emissions. Read more

2 Engine Control Module (ECM Computer) parts are listed for the 1994 Buick Roadmaster, from BSE and GM GENUINE.

Part numbers include BSE EM6965 and GM GENUINE 88961150.

This table covers the flasher units that blink the turn signals and hazards. Read more

8 Flasher parts for the 1994 Buick Roadmaster come from 4 brands — BUSSMANN, STANDARD MOTOR PRODUCTS, TRIDON / NOVITA and 1 other brand. The "Popular" part is BUSSMANN 552.

In the Super Heavy-Duty Electronic grade, BUSSMANN supplies 1 part: grouped under the catalog's "Super Heavy-Duty Electronic" designation — the notes column spells out what sets them apart. A representative part number is BUSSMANN 232.

In the Thermal grade, BUSSMANN supplies 1 part: grouped under the catalog's "Thermal" designation — the notes column spells out what sets them apart. A representative part number is BUSSMANN 552.

6 further parts sit outside the graded sections, with the same engine-level match.

This group includes BUSSMANN 552, BUSSMANN 232 and STANDARD MOTOR PRODUCTS EFL552 and the remaining parts above.

This table covers the replacement fuses for this vehicle's fuse boxes. Typical signs include one circuit dead while its neighbor still works, or a fuse that blows again as soon as you replace it. Match amperage and fuse type. A repeat blow means a short — find it before the next fuse. Read more

29 Fuse parts for the 1994 Buick Roadmaster come from 2 brands — BUSSMANN and LITTELFUSE. The "Popular" part is BUSSMANN ATM10. They are grouped as 10 Amp, 15 Amp, 20 Amp, 25 Amp, 5 Amp and 7.5 Amp, with 10 Amp the largest group at 8 parts from BUSSMANN and LITTELFUSE.

This table covers the horns mounted in the front of the vehicle. Read more

19 Horn parts for the 1994 Buick Roadmaster come from 5 brands — FIAMM, STANDARD MOTOR PRODUCTS, ACDELCO and 2 other brands. The "Popular" part is FIAMM 72112.

The Accessory Replacement section lists 6 options from FIAMM — grouped under the catalog's "Accessory Replacement" designation — the notes column spells out what sets them apart. FIAMM 72112 is listed in this group.

In the Standard Replacement grade, FIAMM, STANDARD MOTOR PRODUCTS, ACDELCO and 2 other brands supply 13 parts: built to original-equipment specification. A representative part number is FIAMM 7200223.

This table covers the powertrain-control modules that run engine and transmission. Read more

This group shows a single part: CARDONE 778051F.

This table covers the speed sensors on the transmission, transfer case or ABS ring. Typical signs include a dead speedometer, harsh transmission shifts, or a code for vehicle speed. Inspect the tone wheel and the connector before replacing the sensor. Read more

11 Speed Sensor parts for the 1994 Buick Roadmaster come from 10 brands — STANDARD MOTOR PRODUCTS, ATP, AUTOTECNICA and 7 other brands. The "Popular" part is ATP CE11.

The Economy section lists 6 options from ATP, AUTOTECNICA, DORMAN and 3 other brands — the catalog's value-priced group. ATP CE11 is listed in this group.

Standard Replacement: 5 parts, from NTK, ROSTRA, ACDELCO and 2 other brands. A representative part number is NTK VB0027.

This table covers the seals at the Speed Sensor. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again. Read more

One part is listed for the 1994 Buick Roadmaster — GM GENUINE 15552872.

This table covers the brushes inside the starter motor. Read more

This group shows a single part: WELLS 5A1219.

This table covers the starter drives that engage the flywheel ring gear. Read more

2 Starter Drive parts for the 1994 Buick Roadmaster come from 2 brands — ACDELCO and STANDARD MOTOR PRODUCTS.

Listed part numbers: ACDELCO D2015 and STANDARD MOTOR PRODUCTS SDN247.

This table covers the starter motors that crank the engine. Typical signs include no motion, a squeal, or a motor that only runs on one speed. Confirm power, ground and the control module before replacing the motor. Read more

11 Starter Motor parts are listed for the 1994 Buick Roadmaster, from PURE ENERGY, REMY, FVP and 3 other brands. PURE ENERGY 17468N carries the "Popular" badge.

New: 5 parts, from PURE ENERGY, REMY, FVP and 2 other brands. A representative part number is PURE ENERGY 17468N.

Remanufactured: 6 parts, from ACDELCO, FVP, PURE ENERGY and 3 other brands. A representative part number is ACDELCO 3361580A.

This table covers the regulators that control alternator output voltage. Read more

3 Voltage Regulator parts for the 1994 Buick Roadmaster come from 2 brands — STANDARD MOTOR PRODUCTS and WELLS.

Listed part numbers: STANDARD MOTOR PRODUCTS VR472, STANDARD MOTOR PRODUCTS VR453 and WELLS 1V1055.