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Body Control Module
This photo shows the same type of part you'll receive. Since each used part has its own wear and scratches, yours may look slightly different. Check the product notes for details about the condition of this specific part.

2003 - 2008 BMW Z4 Theft Control Module (OEM)

Only 1 left in stock
$159.95

ℹ️ Product Notes

This is a used part. This control module manages the car's alarm and theft system. It is for vehicles without a sunroof.

Fits models without a sunroof only. Check your old part for a matching number to ensure it works with your alarm system.

Original Part #(s): 65756974370, 65759149673, 6575914967301, 65776980089
Condition: Excellent (A)
Like new, minimal to no wear
53,387 miles
Odometer reading when part was removed
SKU #
6920001-87535-195

Why Buy Used OEM Parts?

✓ Quality-Verified: Every used OEM part we sell has been professionally inspected and tested to ensure it meets our quality standards. While it may show some cosmetic wear from previous use, it's fully functional and ready to install.

✓ Original Equipment: This is a genuine OEM (Original Equipment Manufacturer) part - the exact same part that came with your vehicle from the factory. It's designed specifically for your make and model, ensuring perfect fitment and performance.

✓ Works Like New: Despite some visual wear, this part will perform just as well as a brand new one. The internal components and functionality are intact, giving you the same reliability you'd expect from OEM quality.

✓ Significant Savings: Save 50-80% compared to buying new! Used OEM parts offer exceptional value - you get factory quality at a fraction of the cost. It's the smart choice for budget-conscious vehicle owners who won't compromise on quality.

✓ Risk-Free Purchase: We stand behind our used parts with a generous 6-month warranty, 30-day returns, and 100% money-back guarantee. If it doesn't work out for any reason, simply return it for a full refund. You have nothing to lose!

🛡️ 30-Day Returns + 6-Month Warranty - Buy with Confidence!

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Vehicle Fitment Guide

This part fits the following vehicles:

BMW
Z4 2003-2008 (tapclick to expand)(tapclick to hide)
Swipe left/right to see more info
SubmodelSUB-
MODEL		 Body Style Years Engine Attributes
2.5i Convertible 2003 - 2006 L6 2.5L RWD | Automatic & Manual | Models without sunroof only
3.0i Convertible 2003 - 2006 L6 3.0L RWD | Automatic & Manual | Models without sunroof only
Coupe 3.0si Coupe 2006 - 2008 L6 3.0L RWD | Automatic & Manual | Models without sunroof only
M Coupe Coupe 2006 - 2008 L6 3.2L RWD | Manual | Models without sunroof only
M Roadster Convertible 2006 - 2008 L6 3.2L RWD | Manual | Models without sunroof only
Roadster 3.0i Convertible 2006 - 2008 L6 3.0L RWD | Automatic & Manual | Models without sunroof only
Roadster 3.0si Convertible 2006 - 2008 L6 3.0L RWD | Automatic & Manual | Models without sunroof only
2.5si Convertible 2007 - 2008 L6 2.5L RWD | Automatic & Manual | Models without sunroof only
3.0si Convertible 2007 - 2008 L6 3.0L RWD | Automatic & Manual | Models without sunroof only
2004 - 2005

⚠️ Important: Please verify your vehicle's year, make, model, and specifications before ordering. If you're unsure about fitment, contact our customer service team for assistance.

Policies

Shipping & Handling

  • Standard shipping: 3-7 business days via UPS Ground
  • Parts are carefully packaged to prevent damage during transit

Returns (30 Days)

We accept returns within 30 days of delivery for this part.

  • Defective parts: We will replace the part or issue a refund at our discretion
  • Electronic parts: Must be returned with the sealed inspection bag unopened. The clear bag allows full visual inspection before opening. Once opened, electronic parts can only be exchanged for a replacement if defective — no refunds
  • Programming: "Needs to be programmed to my vehicle" is not a valid return reason. Many modules require dealer programming — we're happy to help connect you with resources if your dealer says it's not programmable
  • Return shipping: We cover return shipping as part of our 100% money-back guarantee
  • Parts must be returned in original packaging and unmodified condition
  • Poorly packaged returns that arrive damaged will not be credited

6-Month Warranty

All used parts include a 6-month warranty from the date of purchase.

  • If your part fails within 6 months, we will send a replacement
  • Refunds are only issued if we cannot provide a suitable replacement
  • Warranty covers defects — not installation errors, misuse, or damage after installation

Note: Warranty is for replacement, not refund. A part failing on day 80? We'll replace it. But the return window for refunds is 30 days.

Damaged in Shipping?

If your part arrives damaged:

  • Stop immediately — do not install the part
  • Keep all original packaging and boxes
  • Take clear photos of the damage and packaging
  • Contact us within 48 hours of delivery

We will handle the carrier claim. You are not responsible for shipping damage — we just need your help documenting it.

Order Cancellation

Orders can be cancelled before shipment for a full refund. Once shipped, cancellations follow our return policy.

Symptoms & Diagnosis

Warning Signs the Theft Control Module is Failing

  • The car alarm goes off randomly.
  • The car won't start, even with a good battery.
  • The key fob doesn't work to lock or unlock the doors.
  • The security light on the dashboard stays on or flashes constantly.
  • The car's electrical system acts strangely (lights flickering, etc.).

How to Test if This Part Is the Problem

  1. Check the battery: Make sure the car battery is fully charged and in good condition. A weak battery can cause false alarms and other security system problems.
  2. Inspect the wiring: Look for any damaged or corroded wires connected to the theft control module.
  3. Use a diagnostic scanner: A mechanic can use a scanner to read error codes from the car's computer. These codes can help pinpoint the problem.
  4. Test the key fob: Make sure the key fob battery is good and that the fob is properly programmed to the car.

Common Failure Causes for This Part

  • Water damage: Leaks in the car can damage the module.
  • Electrical surges: Power surges can fry the module's circuits.
  • Age: Over time, the module's components can wear out.
  • Corrosion: Corrosion on the module's connectors can cause it to malfunction.

Buyer's Checklist

What to Look for When Buying This Part

  • Compatibility: Make sure the part is designed for your specific year, make, and model of car.
  • Condition: If buying a used part, check for any signs of damage or wear.
  • Warranty: Look for a part that comes with a warranty.
  • Seller Reputation: Buy from a reputable seller with good reviews.

Quality Indicators for the Available Options

FeatureUsed OEMNew Aftermarket
OriginOriginal equipment from the factoryManufactured by a third-party company
TestingTypically tested and inspectedNew, but may not have the same rigorous testing
ReliabilityKnown reliability of the original partReliability can vary by manufacturer
PriceGenerally lower than new aftermarketGenerally higher than used OEM

What's Typically Included with the Part

  • The theft control module itself.
  • Sometimes, mounting hardware (screws, bolts).
  • Rarely, programming instructions (though programming is often required separately).

Installation Overview

Difficulty Level and Estimated Time

  • Difficulty: Medium
  • Estimated Time: 1-3 hours

Special Tools Needed (If Any)

  • Socket set
  • Screwdrivers
  • Diagnostic scanner (for programming)
  • Multimeter (optional, for testing)

Critical Steps and Tips

  1. Disconnect the battery: Always disconnect the negative battery cable before working on electrical components.
  2. Locate the module: The theft control module is usually located under the dashboard or in the center console. Consult your car's repair manual for the exact location.
  3. Remove the old module: Disconnect the wiring harness and remove the screws or bolts holding the module in place.
  4. Install the new module: Connect the wiring harness and secure the module with the screws or bolts.
  5. Reconnect the battery: Reconnect the negative battery cable.
  6. Program the module: The new module may need to be programmed to your car using a diagnostic scanner. This step is often required for the car to recognize the new module and start properly.

Whether DIY Is Recommended or Professional Installation Is Better

  • DIY is possible if you have experience working on car electrical systems and have access to a diagnostic scanner.
  • Professional installation is recommended if you are not comfortable working on car electrical systems or do not have access to a diagnostic scanner. Programming often requires specialized knowledge and equipment.

Buying Options

Compare: Used OEM, New Aftermarket

FeatureUsed OEMNew Aftermarket
PriceGenerally the most affordable option.Typically more expensive than used OEM.
QualityOriginal factory part, known quality, may show signs of wear.New condition, quality can vary depending on the manufacturer.
ReliabilityProven reliability, but lifespan may be shorter than a new part.Reliability can vary; some may not meet original equipment standards.
WarrantyMay come with a limited warranty from the seller.Typically comes with a manufacturer's warranty.
AvailabilityAvailability can vary.Generally readily available.

Used OEM

Used OEM parts offer the best value. These are genuine factory parts that have been tested and inspected to ensure they are in good working condition. They are available at significantly lower prices than new parts.

New Aftermarket

New aftermarket parts are brand new, third-party parts built to meet or exceed original equipment specifications. They offer a fresh start and are a good option if you prefer a new part.

Typical Lifespan

How Long This Part Normally Lasts

  • 7-10 years is a typical lifespan.

Factors That Affect Longevity

  • Environmental conditions (humidity, temperature)
  • Electrical surges
  • Water damage
  • Quality of the original part

Price Ranges

Budget vs Mid-Range vs Premium Options

  • Used OEM: $50 - $150
  • New Aftermarket: $100 - $300

Labor Cost Considerations If Applicable

  • Labor costs for installation can range from $100 to $300, depending on the mechanic's hourly rate and the complexity of the job.
  • Programming the new module may add an additional $50 to $150 to the labor cost.

Total Job Cost Estimates

  • Used OEM + DIY Installation: $50 - $150
  • Used OEM + Professional Installation: $150 - $450
  • New Aftermarket + DIY Installation: $100 - $300
  • New Aftermarket + Professional Installation: $200 - $600

Vehicle-Specific Notes

Known Issues for This Vehicle's System Related to This Part

  • Some models have issues with water leaking into the trunk or passenger compartment, which can damage the theft control module.
  • Key fob programming issues are also common.

Any TSBs or Common Complaints

  • Check online forums and technical service bulletins (TSBs) for any known issues or recalls related to the theft control module on this vehicle. This information can help you diagnose the problem and find the correct solution.

Verification After Install

How to Confirm Proper Operation

  • Start the car: Make sure the car starts without any problems.
  • Test the key fob: Verify that the key fob locks and unlocks the doors, and activates the alarm.
  • Check the security light: The security light on the dashboard should turn off after starting the car.
  • Test the alarm: Trigger the alarm to make sure it works properly.

What to Look/Listen for to Verify It's Working Correctly

  • No error messages on the dashboard.
  • The car starts reliably every time.
  • The key fob functions properly.
  • The alarm system activates and deactivates as expected.

FAQ

Q: Will this theft control module need to be programmed to my car?
A: Yes, most likely. The new module will need to be programmed to your car's computer so that it recognizes your key and allows the car to start.

Q: Can I install this part myself?
A: If you have experience working on car electrical systems and have access to a diagnostic scanner for programming, you may be able to install it yourself. Otherwise, professional installation is recommended.

Q: What happens if I don't program the theft control module?
A: The car may not start, or the alarm system may not work properly.

Q: How do I find a mechanic who can program this part?
A: Search online for mechanics in your area who specialize in BMW repair or automotive electronics. Make sure they have experience programming theft control modules.

Q: What is the difference between a used OEM and a new aftermarket theft control module?
A: A used OEM module is a genuine factory part that has been previously used, while a new aftermarket module is a brand new part manufactured by a third-party company. Used OEM parts are generally more affordable, while new aftermarket parts offer a fresh start.

Part Specifications

OEM Part Numbers:

  • BMW: 65756974370, 65759149673, 6575914967301, 65776980089

Fits Years: 2003 2004 2005 2006 2007 2008

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