Restore Your GM Vehicle’s Core Performance
Is your 1997 GM vehicle suffering from frustrating issues like a persistent check engine light, poor fuel economy, or unpredictable stalling? These are classic signs of a failing Powertrain Control Module (PCM), the computer that serves as your engine’s brain. This replacement PCM, part number 16217058, is the reliable, straightforward solution to get your vehicle running like it should. We take the guesswork and hassle out of the repair by programming the module specifically for your vehicle using your VIN before it even ships. This ensures it arrives ready for installation, loaded with the latest GM software updates to optimize performance and reliability.
Case Study: A Tricky Diagnosis
I remember a 1997 Chevy Venture that came into my shop with a complaint of intermittent stalling at stoplights and a random no-start condition. The owner had already replaced the battery and alternator. We scanned it and found no active DTCs, which can be tricky. After verifying solid power and ground connections to the computer—a critical first step many people skip—we monitored the 5-volt reference signal from the PCM. During a test drive, we saw the voltage drop out just before it stalled. This confirmed an internal fault in the original computer. Installing a properly programmed 1997 Venture Powertrain Control Module resolved all symptoms, turning a frustrating problem into a reliable daily driver again.
Common Signs of a Failing Engine Computer
If the main computer in your vehicle is failing, you might notice one or more of the following issues. In my 20+ years of experience, these are the most frequent complaints that point to a faulty PCM.
- ✔ Persistent Check Engine Light (CEL) illuminated on your dash.
- ✔ Stalling, rough idling, or hesitation during acceleration.
- ✔ Noticeable decrease in fuel mileage.
- ✔ The engine cranks but refuses to start.
- ✔ Harsh or erratic automatic transmission shifting.
- ✔ Failure to pass state emissions testing.
- ✔ Stored diagnostic trouble codes (DTCs) such as P0601 (Internal Memory Check Sum Error) or P0606 (PCM Processor Fault).
A Straightforward Guide to Installation
Installing your replacement 1997 Venture Powertrain Control Module is a job most DIYers can handle with basic tools. Since we program it for you, there’s no need for a trip to the dealer for expensive flashing.
- Safety First: Always disconnect the negative terminal from your vehicle’s battery and wait about 10 minutes to ensure the system is fully discharged.
- Locate the PCM: On most of these GM vans and cars, the PCM is located in the engine bay, often inside the air filter housing for protection.
- Disconnect and Remove: Carefully unplug the electrical harness connectors. They have locking tabs that need to be released. Then, unbolt the module from its mounting bracket.
- Install the New Module: Bolt the new PCM into place and securely reconnect the electrical harnesses. Ensure they click into place.
- Reconnect Power: Reattach the negative battery terminal.
- Final Steps: Start the engine. It may run slightly rough for the first few minutes as the computer completes its internal self-tests and relearns idle parameters. Let it idle for 5-10 minutes before driving.
Will This Fit My Vehicle?
This module is a direct replacement for part numbers 16217058 and 16218070. It is guaranteed to fit the following 1997 models with the specified options. We use your VIN to ensure the programming is an exact match for your vehicle’s configuration.
BONNEVILLE 97 Electronic Control Module; (6-231, 3.8L), w/o supercharged option
CENTURY 97 Electronic Control Module; (6-191, 3.1L)
CUTLASS 97 Electronic Control Module; Supreme
EIGHTY EIGHT 97 Electronic Control Module; (6-231, 3.8L), w/o supercharged option
GRAND AM 97 Electronic Control Module; 6-191 (3.1L)
GRAND PRIX 97 Electronic Control Module; 6-191 (3.1L)
GRAND PRIX 97 Electronic Control Module; 6-231 (3.8L), w/o supercharged option
LESABRE 97 Electronic Control Module; (6-231, 3.8L)
LUMINA CAR 97 Electronic Control Module; 6-191 (3.1L)
MONTE CARLO 97 Electronic Control Module; 6-191 (3.1L)
REGAL 97 Electronic Control Module; (6-231, 3.8L), w/o supercharged option
SILHOUETTE 97 Electronic Control Module; (6-207, 3.4L)
SKYLARK 97 Electronic Control Module; 6-191 (3.1L)
TRANS SPORT 97 Electronic Control Module; (6-207, 3.4L)
VENTURE 97 Electronic Control Module; (6-207, 3.4L)
Frequently Asked Questions About Your New PCM
Frequently Asked Questions
Why do you need my VIN?
Your Vehicle Identification Number (VIN) contains critical information about your vehicle’s specific options, engine, transmission, and emissions. We use it to load the exact GM-approved software for your car, ensuring perfect compatibility and performance.
Is any additional programming needed after I install it?
No. This module arrives fully programmed and ready for installation. In some cases, a security relearn procedure may be necessary, which can typically be done without special tools. Instructions are widely available online or in service manuals.
Will this fix my check engine light?
If the check engine light is caused by a faulty PCM (like with code P0601), then yes, this part will solve the problem. However, you should always ensure other potential causes, like failed sensors or wiring issues, have been ruled out first.
What is the difference between a PCM and an ECM?
The terms are often used interchangeably. ECM (Engine Control Module) traditionally just controlled the engine. PCM (Powertrain Control Module) controls both the engine and the transmission. For this 1997 Venture Powertrain Control Module and its compatible vehicles, PCM is the more accurate term.