Engine Control Module 3103533 Fits for Cummins ISM 370E CM570 CM870 CM875 CM876
Engine Control Module 3103533 Fits for Cummins ISM 370E CM570 CM870 CM875 CM876 is backordered and will ship as soon as it is back in stock.
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Powering 10,000+ Commercial Fleets
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One Year Warranty
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Easy 60-day Return
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No Hidden Charges Upon Arrival
Description
Description
Engine Control Module 3103533 – Replacement for Cummins ISM Engine
Aftermarket engine control module engineered for precise engine management and reliable electronic control in Cummins ISM applications. Precision-manufactured components ensure drop-in compatibility with correct fitment.
Technical Specifications
- Part Numbers: 3103533, 3103533RX
- Condition: New, aftermarket replacement
- Function: Engine parameter monitoring, fuel injection control, fault detection, and electronic engine management system operation
Equipment Compatibility
Fits Cummins Engine Models:
- ISM 370E
- ISM CM570
- ISM CM870
- ISM CM875
- ISM CM876
Why Choose This Engine Control Module
The engine control module is the brain of your Cummins ISM engine, continuously monitoring and managing fuel delivery, injection timing, emissions, and fault protection to keep your engine running at peak efficiency. This replacement unit delivers:
- Precise engine management – Engineered to maintain correct control logic and calibration for your Cummins ISM CM570 / CM870 / CM875 / CM876 engine
- Exact-fit installation – Direct replacement with correct connector configuration and ECM mounting specification
- Durable construction – Built to withstand heavy-duty commercial vehicle environments with vibration, heat, and electrical load variation
- Cost-effective solution – Aftermarket quality at a fraction of dealer pricing
Package Contents
- 1 × Engine Control Module 3103533
Essential for engine electronics maintenance, ECM replacement, and fault resolution. Keep your Cummins ISM engine operating efficiently and reliably on every haul.
1 Year Warranty
1 Year Warranty
Fab Heavy Parts is excited to offer a 12-month warranty on all new replacement/aftermarket parts starting from your original purchase date.
Enjoy peace of mind with Fab Heavy Parts!
For more warranty details, please check out our warranty policy.
Fast Delivery
Fast Delivery
Estimated delivery time 3-6 workdays
No Core Charge
No Core Charge
We don't have a core charge for any products.
Frequently Asked Questions
What is your return policy?
We accept returns within 60 days of delivery for unused parts in original packaging. To initiate a return, please submit your request through our return portal. Return shipping costs for non-defective items are the buyer's responsibility.
Can I cancel my order?
You may request a cancellation before your order has been dispatched. Once an order has been fulfilled and shipped, it cannot be cancelled — standard return terms will apply instead. Please contact us as soon as possible if you need to cancel.
What payment methods do you accept?
We accept all major credit and debit cards including Visa, Mastercard, and American Express. We also support PayPal, Apple Pay, and Google Pay at checkout. For B2B and trade customers, bank transfer and net payment terms may be available upon account approval — please contact us to discuss your requirements.
How long will delivery take?
Estimated delivery timeframes are displayed on most product pages and all tool listings. For parts without a displayed timeframe, standard delivery to US addresses is typically 5–10 business days from dispatch, depending on your location and the origin warehouse. Express shipping options may be available at checkout.
Will I be charged import tax or customs duties?
No. US customers are not charged any import fees or customs duties on their orders. The price you see is what you pay — there are no hidden charges added upon delivery.
How do I find out the shipping cost for my order?
You can get an estimated shipping cost directly on the cart page — just add your parts to the cart and enter your delivery zip code to see available shipping options and rates. For large or heavy orders requiring a freight quote, please contact us directly with your parts list and delivery zip code.
Do you offer trade accounts for US buyers?
Yes. US trade customers can apply for a B2B account to access volume pricing, net payment terms, and dedicated account support. Contact us directly to get started.
