Restore Peak Performance to Your Vehicle with a VIN-Programmed ECM
Is your 2006 Monte Carlo or other GM vehicle suffering from frustrating issues like a persistent Check Engine Light, rough idling, stalling, or a complete no-start condition? These are classic signs that the brain of your engine, the Engine Control Module (ECM), may be failing. Don’t let a faulty computer keep you off the road. This replacement ECM, part number 19210737, is the reliable, straightforward solution to restore your vehicle’s performance and dependability.
The biggest hurdle in replacing an ECM has always been the expensive and time-consuming programming required at a dealership. We eliminate that step entirely. Before we ship your part, we flash it with the latest official GM software updates, specifically programmed to your vehicle’s unique Vehicle Identification Number (VIN). This ensures seamless integration and optimal function right out of the box, just like the original. This isn’t just a replacement; it’s a restoration of your car’s core electronic system.
From the Diagnostic Bay: The Phantom Stall
I remember a 2008 Impala with the 5.3L V8 that came into my shop with an issue that was driving the owner crazy. The car would run perfectly for days, then suddenly stall at a stoplight with no warning and no immediate Check Engine Light. We checked fuel pressure, scanned for codes (none stored), and inspected the usual suspects. Everything seemed fine. On a hunch, I monitored the live data stream from the ECM and noticed that right before a stall, the 5-volt reference signal to several sensors would flicker erratically. This pointed to an internal failure in the ECM’s power regulation board, a common issue in these units after years of heat cycles. We installed a VIN-programmed module just like this one, and the phantom stalling issue was gone for good. Sometimes, the problem lies deep within the vehicle’s brain.
Is Your Vehicle Showing These ECM Failure Signs?
A failing ECM can cause a wide range of symptoms. If you’re experiencing any of the following, it might be time for a replacement:
- ✔ Check Engine Light is on with communication codes (e.g., U0100) or internal processor failure codes (e.g., P0601, P0606).
- ✔ The engine cranks but refuses to start.
- ✔ Unexplained drops in fuel economy.
- ✔ Rough or unstable engine idle.
- ✔ Intermittent stalling or hesitation during acceleration.
- ✔ Automatic transmission shifts harshly or at the wrong times.
- ✔ Failure to pass an emissions test.
A Straightforward Guide to Your ECM Installation
Installing your new 2006 Monte Carlo Engine Control Module is a manageable job for a DIYer with basic tools. While the exact location varies by model, the process is generally similar.
- Safety First: Always disconnect the negative terminal from your vehicle’s battery before starting any electrical work.
- Locate the ECM: On many models like the 2006 Monte Carlo and Impala, the ECM is found inside or underneath the lower part of the air cleaner box. On other vehicles, it may be on the firewall or a frame rail.
- Disconnect and Remove: Carefully unplug the electrical connectors. Most have a locking tab that needs to be released. Once disconnected, unbolt the old module from its mounting bracket.
- Install the New Module: Bolt the new, pre-programmed ECM into place. Reconnect the electrical harnesses, ensuring they click securely into position.
- Reconnect Battery: Reattach the negative battery terminal.
- Perform Security Relearn: Your vehicle’s anti-theft system may need to be synchronized with the new ECM. This procedure typically involves turning the key to the ‘ON’ position for 10-15 minutes, then off, and repeating two more times before attempting to start the engine. Consult your owner’s manual for the specific procedure for your vehicle.
Verified Vehicle Compatibility List
This ECM is a direct replacement for multiple service numbers, including 12590032, 12602044, 12603530, 12605843, 12607096, 12630457, and 19210737. It fits a wide range of GM vehicles. Please match your vehicle, year, and engine options below to confirm fitment.
Detailed List:
ALLURE 08-09 Electronic Control Module; (lower air cleaner housing), 5.3L
COLORADO 08 Electronic Control Module; (RH firewall)
ENVOY 07-08 Electronic Control Module; 5.3L (LH engine)
ENVOY 08 Electronic Control Module; 4.2L (LH engine), ID 12607096
G6 09 Electronic Control Module; (LH front engine compartment), 3.6L, ID 19210737
MONTE CARLO 06 Electronic Control Module; (lower part of air cleaner box), 3.5L
XLR 09 Electronic Control Module; (RH front engine compartment), ID 12607096
AURA 08-09 Electronic Control Module; (RH firewall), 2.4L, w/hybrid
DTS 06 Electronic Control Module
DEVILLE 05 Electronic Control Module; (LH engine compartment), ID 12590032
G6 07 Electronic Control Module; (LH front engine compartment), 3.6L, ID 12605843
IMPALA 06 Electronic Control Module; (lower part of air cleaner box), 3.5L
LACROSSE 08-09 Electronic Control Module; (lower air cleaner housing), 5.3L
STS 06 Electronic Control Module; (LH frame rail), 4.4L
TRAILBLAZER 08 Electronic Control Module; (LH engine), ID 12636660
UPLANDER 09 Electronic Control Module; (LH engine compartment), (3.9L)
ISUZU ASCENDER 08 Electronic Control Module; (4.2L, LH engine), ID 19210737
SAAB 9-7X 07 Electronic Control Module; (LH engine), 8 cylinder
TRAILBLAZER 07 Electronic Control Module; (LH engine), 5.3L
ENCLAVE 08 Electronic Control Module; (behind fan shroud), ID 19210737
LUCERNE 08 Electronic Control Module; (lower part of air cleaner box), 4.6L, ID 12607096
MONTE CARLO 06 Electronic Control Module; (lower part of air cleaner box), 3.9L
RAINIER 07 Electronic Control Module; (LH engine), 5.3L
ISUZU ASCENDER 08 Electronic Control Module; (4.2L, LH engine), ID 12607096
CTS 06 Electronic Control Module; (RH engine compartment), V-Series, ID 12603530
STS 08 Electronic Control Module; (LH frame rail), 4.6L
G6 06 Electronic Control Module; (LH front engine compartment), ID 12603530
G6 08 Electronic Control Module; (LH front engine compartment), 3.6L
ION 06 Electronic Control Module; 2.4L (opt LE5)
MALIBU 06 Electronic Control Module; 3.9L
MALIBU 08 Electronic Control Module; new style (emblem in bumper cover), 2.4L, w/hybrid
RELAY 06 Electronic Control Module; (LH engine compartment), 3.9L
VUE 08-09 Electronic Control Module; 2.4L, VIN Z (8th digit, opt LAT)
OUTLOOK 08 Electronic Control Module; (behind fan shroud)
SOLSTICE 06 Electronic Control Module; (LH front frame rail)
VUE 08 Electronic Control Module; 3.6L
VUE 09 Electronic Control Module; 3.6L, VIN 7 (8th digit, opt LY7)
ACADIA 07-08 Electronic Control Module; (behind fan shroud), ID 12607096 (ECM)
AURA 08-09 Electronic Control Module; (RH firewall), 3.6L
ENVOY 08 Electronic Control Module; 4.2L (LH engine), ID 19210737
G6 07 Electronic Control Module; (LH front engine compartment), 3.6L, ID 12603530
GRAND PRIX 08 Electronic Control Module; (lower air cleaner box), 5.3L
HHR 06 Electronic Control Module; (LH rear engine compartment), 2.4L
STS 08 Electronic Control Module; (LH frame rail), 4.4L
G6 07 Electronic Control Module; (LH front engine compartment), 3.6L, ID 12590032
ISUZU I-290 08 Electronic Control Module; (RH firewall)
LUCERNE 06 Electronic Control Module; (lower part of air cleaner box), 4.6L
MALIBU 09-10 Electronic Control Module; 2.4L, w/hybrid
UPLANDER 08 Electronic Control Module; (LH engine compartment), (3.9L), ID 19210737
IMPALA 06 Electronic Control Module; (lower part of air cleaner box), 3.9L
MONTANA 06 Electronic Control Module; (LH engine compartment), (SV6), 3.9L
TRAILBLAZER 08 Electronic Control Module; (LH engine), ID 19210737
ENVOY 08 Electronic Control Module; 4.2L (LH engine), ID 12636660
G6 07 Electronic Control Module; (LH front engine compartment), 3.6L, ID 12602044
TRAILBLAZER 08 Electronic Control Module; (LH engine), ID 12607096
TRAILBLAZER 09 Electronic Control Module; (LH engine), 4.2L
CANYON 08 Electronic Control Module; (RH firewall)
COBALT 06 Electronic Control Module; (LH front engine compartment), 2.4L (VIN B, 8th digit, 4-146)
ISUZU I-370 08 Electronic Control Module; (RH firewall)
MALIBU 09 Electronic Control Module; 3.6L
SRX 08 Electronic Control Module; (LH engine compartment), (4.6L)
SAAB 9-7X 08 Electronic Control Module; (LH engine), 5.3L
ENCLAVE 08 Electronic Control Module; (behind fan shroud), ID 12607096
G6 09 Electronic Control Module; (LH front engine compartment), 3.6L, ID 12607096
IMPALA 08-09 Electronic Control Module; (lower part of air cleaner box), 5.3L
XLR 06 Electronic Control Module; (RH front engine compartment), 4.4L
XLR 08 Electronic Control Module; (RH front engine compartment)
ENVOY 09 Electronic Control Module; (LH engine), 4.2L
G6 07 Electronic Control Module; (LH front engine compartment), 3.6L, ID 12607096
G6 07 Electronic Control Module; (LH front engine compartment), 3.6L, ID 12618163
LUCERNE 08 Electronic Control Module; (lower part of air cleaner box), 4.6L, ID 19210737
MONTANA 08-09 Electronic Control Module; (LH engine compartment)
PURSUIT 06 Electronic Control Module; (LH front engine compartment), 2.4L
VUE 10 Electronic Control Module; 3.6L
ACADIA 08 Electronic Control Module; (behind fan shroud), ID 19210737 (PCM)
DTS 08 Electronic Control Module
TERRAZA 06 Electronic Control Module; (LH engine compartment), 3.9L
TRAILBLAZER 07 Electronic Control Module; (LH engine), 6.0L
SAAB 9-7X 08 Electronic Control Module; (LH engine), 6.0L
HUMMER H3 08 Electronic Control Module; (RH firewall)
MALIBU 08 Electronic Control Module; new style (emblem in bumper cover), 3.6L
UPLANDER 08 Electronic Control Module; (LH engine compartment), (3.9L), ID 12607096
UPLANDER 06 Electronic Control Module; (LH engine compartment), 3.9L
Frequently Asked Questions
Do I need to get this ECM programmed by a dealer?
Do I need to get this ECM programmed by a dealer?
No. We handle the programming for you before shipment. Simply provide us with your vehicle’s VIN during checkout, and the module will arrive with the latest GM software, ready for installation.
Will I need to perform any other procedures after installation?
Yes, in most cases you will need to perform a security relearn procedure to sync the new ECM with your vehicle’s anti-theft system. This is a simple process that does not require special tools and is outlined in our installation guide and your vehicle’s service manual.
Where is the ECM located on my 2006 Monte Carlo?
On the 2006 Chevrolet Monte Carlo, the Engine Control Module is typically located inside the lower housing of the engine’s air cleaner assembly. You will need to remove the air filter cover and filter to access it.
Is this a guaranteed fix for my check engine light?
This module will resolve issues and check engine lights specifically caused by a faulty ECM (like codes P0601-P0606 or U-series communication codes). If your light is on due to another failing component (like an oxygen sensor or catalyst), you will still need to address that separate issue. Proper diagnosis is key.