you need a code scanner that works for obd2 system.or you can take it to some parts stores to find out .
if the vin codes match then they should but i'd look at the wiring diagrams to be sure...
where can I find the color code number for my 2004 Montana
To reset the check engine light on a Pontiac Montana, you can disconnect the negative battery cable for about 15 minutes, which will clear the engine's trouble codes. Alternatively, you can use an OBD-II scanner to read and clear the codes directly. If the light comes back on after resetting, it's important to address the underlying issue that triggered it. Always consult a professional mechanic if you're unsure about diagnosing the problem.
To reset the check engine light on a 2003 Pontiac Montana, you can disconnect the negative battery terminal for about 10-15 minutes. This will clear the vehicle's computer memory and reset the light. Alternatively, you can use an OBD-II scanner to clear the codes directly. However, ensure that any underlying issues triggering the light are addressed to avoid future problems.
To turn off the engine light on a 2007 Pontiac Montana, first, you should address the underlying issue that triggered the light. You can check for trouble codes using an OBD-II scanner, which will help identify any problems. Once you've resolved the issue, you can reset the engine light by disconnecting the negative battery terminal for about 15 minutes, or by using the scanner to clear the codes. If the problem persists, the light may come back on, indicating further issues that need to be diagnosed.
Since it's in the car, perhaps the easiest way is to get the casting code off the engine. It will be located back by the distributor. There are several online sites that have the casting codes for a Pontiac engine.
To reset the computer on a 2001 Pontiac Montana Van, you can disconnect the negative battery cable for about 15 minutes to clear any stored error codes. After reconnecting the cable, turn the ignition to the "On" position without starting the engine for a few seconds. This allows the computer to reset. Finally, start the van and let it idle for a few minutes to allow the system to recalibrate.
After reading the codes, and repairing them, you clear the codes with a scan tool.
Have vehicle scanned to determine the problem and have codes cleared
Reading the codes requires a scan tool.
cant you need a scanner to check codes from 1996 and newer
Reading the codes in a GM is possible without a scantool only through the 1995 model year.