35 Electrical parts are listed for the 2009 Saturn Astra, in 9 part types, covering the 1.8L L4 engine. Each one has a brand, a manufacturer part number and notes that say where it fits.
The electrical system on the 2009 Saturn Astra covers charging, starting and the sensors and modules the vehicle relies on, from alternator and starter to oxygen sensors. The largest groups are Alternator / Generator (9 parts), Starter Motor (9 parts) and Horn (8 parts). The other 6 part types cover the remaining 9 parts.
Every part on this page is matched to the 1.8L L4 — the only engine offered in the 2009 Saturn Astra.
The most listed brands for 2009 Saturn Astra electrical parts are FIAMM (8 parts), ACDELCO (4 parts) and WAI GLOBAL (3 parts), plus 10 more brands. Quality grades include Remanufactured, New and Accessory Replacement.
6 parts on this 2009 Saturn Astra page carry a "Popular" badge — the source catalog's flag for options frequently chosen for this vehicle — including WAI GLOBAL 11475N (Alternator / Generator) and FIAMM 7201223 (Horn). Click any part number to see every vehicle that part fits.
Alternator / Generator
New
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAI GLOBAL Popular | 11475N | 🇨🇦 CA | Manual trans.120 Amps | View on Amazon |
| WAI GLOBAL Popular | 11501N | 🇨🇦 CA | Automatic trans.120 Amps | View on Amazon |
Remanufactured
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO | 3342889 | 🇺🇸 US 🇨🇦 CA | GoldRemanufactured | View on Amazon |
| FVP | 15046 | 🇨🇦 CA | Remanufactured | View on Amazon |
| PURE ENERGY | 15046 | 🇨🇦 CA | Remanufactured | View on Amazon |
| REMY | 20233 | 🇨🇦 CA | Remanufactured | View on Amazon |
| REMY | 20029 | 🇨🇦 CA | Remanufactured | View on Amazon |
| TERREPOWER | 11475 | 🇨🇦 CA | Remanufactured | View on Amazon |
| TERREPOWER | 11501 | 🇨🇦 CA | Remanufactured | View on Amazon |
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.
9 Alternator / Generator parts are listed for the 2009 Saturn Astra, from WAI GLOBAL, REMY, TERREPOWER and 3 other brands. WAI GLOBAL 11475N carries the "Popular" badge.
In the New grade, WAI GLOBAL supplies 2 parts: brand-new units rather than rebuilt ones. A representative part number is WAI GLOBAL 11475N.
In the Remanufactured grade, REMY, TERREPOWER, ACDELCO and 2 other brands supply 7 parts: factory-rebuilt units with new wear components. A representative part number is ACDELCO 3342889.
This group includes WAI GLOBAL 11475N, WAI GLOBAL 11501N and ACDELCO 3342889 and the remaining parts above.
Alternator / Generator Bolt
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE | 11102841 | 🇺🇸 US 🇨🇦 CA | E14 M 10 X 95 | View on Amazon |
This table covers the Alternator / Generator bolts.
This group shows a single part: GM GENUINE 11102841.
Alternator / Generator Diode Rectifier
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO | 93174475 | 🇺🇸 US 🇨🇦 CA | GM Original Equipment | View on Amazon |
This table covers the rectifier diode packs in the alternator.
One part is listed for the 2009 Saturn Astra — ACDELCO 93174475.
Fuse
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO | ATM2525 | 🇺🇸 US 🇨🇦 CA | GM Original EquipmentMini Fuse 25 Amps Natural or Fuse,Mini (25 Amp) (Clear) QTY 25 | View on Amazon |
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.
This group shows a single part: ACDELCO ATM2525.
Horn
Accessory Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FIAMM | 7211223 | 🇨🇦 CA | Accessory Horn (Louder)FWY Blaster | View on Amazon |
| FIAMM | 7410024 | 🇺🇸 US 🇨🇦 CA | Accessory HornEl Grande | View on Amazon |
| FIAMM | 6602023 | 🇺🇸 US 🇨🇦 CA | Accessory HornRed | View on Amazon |
| FIAMM | 6602523 | 🇺🇸 US 🇨🇦 CA | Accessory HornChrome | View on Amazon |
| FIAMM | 6604523 | 🇺🇸 US 🇨🇦 CA | Ultimate Blast HornAccessory Horn | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FIAMM Popular | 7201223 | 🇨🇦 CA | OE Replacement Tone2 Terminal Connection (Cut off and reuse OE Connector) | View on Amazon |
| FIAMM Popular | 7421122 | 🇺🇸 US 🇨🇦 CA | OE Replacement Horn KitIncludes OE Connectors & L Bracket | View on Amazon |
| FIAMM | 7421322 | 🇺🇸 US 🇨🇦 CA | OE Replacement Horn KitIncludes OE Connectors | View on Amazon |
This table covers the horns mounted in the front of the vehicle.
8 Horn parts for the 2009 Saturn Astra come from FIAMM. The "Popular" part is FIAMM 7201223.
The Accessory Replacement section lists 5 options from FIAMM — grouped under the catalog's "Accessory Replacement" designation — the notes column spells out what sets them apart. FIAMM 7211223 is listed in this group.
In the Standard Replacement grade, FIAMM supplies 3 parts: built to original-equipment specification. A representative part number is FIAMM 7201223.
Listed part numbers: FIAMM 7201223, FIAMM 7211223 and FIAMM 7410024, plus the other parts above.
Parking Aid Sensor
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HELLA | 358141571 | 🇨🇦 CA | 4-Pin ConnectorPlugged | View on Amazon |
This table covers the ultrasonic park-aid sensors in the bumper. Typical signs include a warning lamp, a stored code, or a reading that drops out when the harness is wiggled. Inspect the connector and ground before replacing the sensor — wiring faults are often condemned as bad sensors.
One part is listed for the 2009 Saturn Astra — HELLA 358141571.
Speed Sensor
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GPD | 1815661 | 🇨🇦 CA | Vehicle Speed | View on Amazon |
| VEMO | V40720586 | 🇨🇦 CA | Automatic trans.Transmission Speed | View on Amazon |
| VEMO | V40720423 | 🇨🇦 CA | Plug (Connector): 2 Pins | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS | SC606 | 🇨🇦 CA | Fits Vehicle Speedor Transmission SpeedOutput | View on Amazon |
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.
4 Speed Sensor parts for the 2009 Saturn Astra come from 3 brands — VEMO, GPD and STANDARD MOTOR PRODUCTS.
The Economy section lists 3 options from VEMO and GPD — the catalog's value-priced group. GPD 1815661 is listed in this group.
Standard Replacement: 1 part, from STANDARD MOTOR PRODUCTS. A representative part number is STANDARD MOTOR PRODUCTS SC606.
Listed part numbers: GPD 1815661, VEMO V40720586 and VEMO V40720423, plus the other parts above.
Starter Motor
New
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Popular | 55576980 | 🇺🇸 US 🇨🇦 CA | Gear Reduction Ratio: 6 | View on Amazon |
| PURE ENERGY Popular | 6946SN | 🇨🇦 CA | View on Amazon | |
| TYC | 106939 | 🇨🇦 CA | View on Amazon | |
| WAI GLOBAL | 6946N | 🇨🇦 CA | View on Amazon |
Remanufactured
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO | 3362147 | 🇺🇸 US 🇨🇦 CA | GoldRemanufactured | View on Amazon |
| FVP | 6946S | 🇨🇦 CA | Remanufactured | View on Amazon |
| PURE ENERGY | 6946S | 🇨🇦 CA | Remanufactured | View on Amazon |
| REMY | 25038 | 🇨🇦 CA | Remanufactured | View on Amazon |
| TERREPOWER | 6946 | 🇨🇦 CA | Remanufactured | View on Amazon |
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.
9 Starter Motor parts are listed for the 2009 Saturn Astra, from PURE ENERGY, GM GENUINE, TYC and 5 other brands. GM GENUINE 55576980 carries the "Popular" badge.
New: 4 parts, from GM GENUINE, PURE ENERGY, TYC and 1 other brand. A representative part number is GM GENUINE 55576980.
Remanufactured: 5 parts, from ACDELCO, FVP, PURE ENERGY and 2 other brands. A representative part number is ACDELCO 3362147.
This group includes GM GENUINE 55576980, PURE ENERGY 6946SN and TYC 106939 and the remaining parts above.
Wiring Harness Clip
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE | 12337820 | 🇺🇸 US 🇨🇦 CA | BlackPaint to Match | View on Amazon |
This table covers the Wiring Harness clips.
One part is listed for the 2009 Saturn Astra — GM GENUINE 12337820.
Buying Electrical Parts for a 2009 Saturn Astra
On this vehicle, the electrical system covers charging, starting and the sensors and modules the vehicle relies on, from alternator and starter to oxygen sensors.
- Confirm you have the 1.8L L4 engine — every part on this page is matched to it.
- Read the notes on each row for position, trim and spec qualifiers before you order.
- Where labor overlaps, clean or renew the battery terminals and grounds with any charging-system repair.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Alternator / Generator and Starter Motor .
Frequently Asked Questions
How many electrical parts fit the 2009 Saturn Astra?
Our catalog currently lists 35 electrical parts for the 2009 Saturn Astra across 9 subcategories and 13 brands, covering the 1.8L L4 engine. Each part is matched to the engine(s) it fits.
What are the signs of electrical problems on a 2009 Saturn Astra?
Common symptoms include slow cranking on cold mornings, a battery light that flickers, dim lights at idle, or a check-engine code pointing at a sensor circuit. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.
What should I replace at the same time?
Where labor overlaps, clean or renew the battery terminals and grounds with any charging-system repair.
What do the market flags (US, CA, MX) on each part mean?
They show the market for which the manufacturer published application data for that part — where the vehicle was first sold, not where the part was made. If your 2009 Saturn Astra was originally sold in the US, the safest choice is a part marked for the US market.
How do I make sure a part fits my 2009 Saturn Astra?
Every part on this page is matched to the 1.8L L4 engine. Then test before replacing — a failed alternator and a bad ground can look identical, and sensors are frequently condemned for wiring faults. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2009 Saturn Astra
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