Beretta.net

If you are concerned about the ignition module, I used to work at Auto Zone, and we had a bench tester for ignition modules that might be worth a try. I don't know if Advance has one. You will still have to pull the module back out for testing.

Thanks for the post. I found the harness at Obsolete Chevy Parts, and installed it with the new sensor (GM 10096181). The gauge now reads even worse than before. When the engine is at normal operating temp, the gauge is reading just below the red zone. I'm not sure what the problem might be, unless ...

I own a 93 Corsica with a 3.1. Some Corsicas and Berettas with the 3.1 have a problem with the temp gauge reading high, due to the location of the gauge sensor (hot spot in cylinder head). GM created a fix for this problem, involving a newer temp sensor and a wiring harness (GM 12154414) to adapt th...