Throttle Body For Vauxhall Astra J K Insignia A Meriva B Mokka Zafira Tourer C

Check part compatibility by using our vehicle filter options below. If you find your car, this part is compatible.

The throttle body for Vauxhall Astra J K, Insignia A, Meriva B, Mokka and Zafira Tourer C is a high-quality direct-replacement engine air control component that regulates the amount of air entering the intake manifold — a critical function for correct combustion, idle stability and throttle responsiveness. Compatible with a range of 1.4 T, 1.6 T, 1.8 T and 2.0 T petrol engines and matching OEM part numbers such as 12628029, 12628020, 12628026, 12628034, 55561029, this throttle body restores proper airflow control, smooth acceleration and response while resolving common issues like rough idling, limp-home mode, and inconsistent throttle signals. Confirm fitment with your vehicle’s year, engine code or original part number before ordering.

OEM Number: 055491244, 0817090, 0825048, 817090, 825048, 55496779, 55491244, 55570009, 55578278, 055496779

Number Of Pins : 6-pin Connector

Operating Mode : Electric

Quantity : 1

Our SKU: TVAU55496779_313 

All our Throttle Body For Vauxhall Astra J K Insignia A Meriva B Mokka Zafira Tourer C are OEM quality and reliable after market car parts. This Throttle Body For Vauxhall Astra J K Insignia A Meriva B Mokka Zafira Tourer C is specifically compatible with Opel: Astra, Astra J, Insignia, Meriva, Mokka / Mokka X, Zafira Tourer, .

Please use our make-model-year tool to check this part's compatibility with your vehicle. However, please note that our tool is for reference only and we recommend that you check the part number on your old unit prior to purchasing.

If you are still not sure about the compatibility of this part to your vehicle, please supply us with the VIN number or Reg number in our live chat or contact form! You can also find details on our purchasing & shipping guide here.

Key Benefits

✔ Direct OEM-Equivalent Replacement
Built to match OEM specifications (e.g., 12628029) for exact fitment on multiple Vauxhall models without modification.

✔ Restores Throttle Control & Smooth Idle
Regulates airflow accurately into the engine to eliminate rough idling, power hesitation or stumble under acceleration.

✔ Improves Response & Efficiency
Accurate throttle plate control helps the ECU optimise fuel-air mix, which can improve driveability and engine efficiency.

✔ Helps Clear Engine Fault Codes
Replacing a failing throttle body often resolves common throttle-related fault codes (e.g., P0120–P0124) and unstable idle warnings.

✔ Durable Aftermarket Quality
Manufactured with performance-tested components to resist heat and wear inside the intake system and deliver long-lasting reliability.

Frequently Asked Questions

Q: What does a throttle body do in my Vauxhall?
A throttle body controls the airflow entering the engine’s intake manifold. The throttle plate inside opens or closes based on throttle pedal input, allowing more or less air in, which the ECU then uses to manage fuel delivery and combustion.

Q: What are common symptoms of a failing throttle body?
Typical symptoms include rough idle, stalling, throttle hesitation, erratic acceleration, reduced fuel economy and engine warning lights related to throttle position sensor faults or airflow errors.

Q: Will this fit my car?
This throttle body fits a wide range of Vauxhall Astra J K, Insignia A, Meriva B, Mokka and Zafira Tourer C models with compatible engines (especially 1.4 T to 2.0 T petrol variants). Always check your vehicle’s year, engine code and OEM throttle body number to confirm before ordering.

Q: Can I install this myself?
Installation usually involves removing intake hoses and electrical connectors before swapping the throttle body; if you’re not confident, professional installation is recommended to ensure ECU relearn and calibration.

Q: Do I need to reset the ECU after replacement?
In many cases, the engine ECU should be reset or allowed to relearn idle and throttle parameters after replacing the throttle body for best performance. Consult a technician if unsure.

1. Standard Shipping (Free) - Please allow 1-3 days for your order to be delivered 
2. DPD Next Day (£4.99) - Please place orders between Monday - Thursday before 4 PM UK time. This service applies to UK Mainland orders only.
3. Royal Mail Special Special Saturday Delivery (£19) - Please place orders between Monday - Friday before 3 PM UK time. 
4. International - Rates vary based on product size. Please enquire for further details. 

We do not provide any guarantees on shipping times, as we are reliant on 3rd parties. However, we strive to ensure that our customers are always satisfied.

All products are protected by a upto 10 year worry-free warranty depending on Part 

Warranty Coverage: Eligibility: To be eligible for 10-year warranty coverage, the car part must be fitted by a certified professional mechanic. Proof of fitment, including the mechanic's certification, must be submitted to Amesplan LTD within 30 days of the part's purchase date. Please send supporting documentation to us via email.In case a purchased product becomes faulty during its warranty period, for reasons unrelated to your acts, omissions or misuse of the goods, you must promptly notify us and fill out a warranty claim form. 

Warranty Non-Coverage: We do not have any liability for any defect arising from normal wear & tear, wilful damage, negligence, tampering of the goods, incorrect fitting of the goods by you and/or a third party. We are also not liable for any abnormal working conditions, alteration or repair of the goods or a failure to follow goods manufacturers' instructions (whether oral or in writing) 

We have a 180-day return policy, which means you have 180 days after receiving your item to request a return. 

To be eligible for a return, your item must be in the same condition that you received it, unused, and in its original packaging. You will also need the receipt or proof of purchase. 

For All Return buyers pay Return Postage.Returns will only be processed after we receive the approved part and a member of our team fully inspects the returned item & successfully matches the returned part to the return reason. 

For All UK orders, we offer free return. We do not offer any reimbursement of shipping costs for Any orders on original sale like Next Day Postage. 

For All Outside UK order  We do not offer any reimbursement of shipping costs for Any orders on either the original sale or the return. 

Please direct all questions to sales@d2pautoparts.com. 

Damages and issues 
Please inspect your order upon reception and contact us immediately if the item is defective, damaged or if you receive the wrong item, so that we can evaluate the issue and make it right.

Exchanges 

The fastest way to ensure you get what you want is to return the item you have, and once the return is accepted, make a separate purchase for the new item.

Refunds 
We will notify you once we’ve received and inspected your return, and let you know if the refund was approved or not. If approved, you’ll be automatically refunded on your original payment method. Please remember it can take some time for your bank or credit card company to process and post the refund.