I am unable to read any codes on my 94 Pontiac Bonneville SLE using an OBD Diagnostics cable, TunerPro RT software, and ADX file 16183247.

Using a Mentor scan tool, a mechanic was able to read two...

Edfiero1, thanks for the quick reply. My catalytic converter was almost completely plugged; I could barely see light looking through either the converter inlet end or outlet. Interestingly, the...

Recently, from a steady 35 mph my '94 SLE suddenly lost severe power and I could hear loud exhaust-type sounding noise from the front half of the vehicle. We "crawled" home at a few mph for about a...

The vehicle has the original spark plug wires (21-yrs old, 80K miles). Is it possible the spark plug wires now have deteriorated/leaking insulation allowing sparks to intermittently leak through the...

The CTS is mounted underneath the throttle body. Wasn't able to get to connector to push in a resistor before replacing with new AC Delco sensor. Blind removal & install.

That's a very good...

The coolant level was fine. The radiator was full. No air detected when bleeding the system.

This weekend I replaced the engine coolant temperature sensor with a new AC Delco part....

Sturgillbd, thank you very much for your response.

I didn't notice any issues with the wiring.

Which CTS supplier(s) would you, and anyone else, recommend from experience? Standard? Echlin?...

On our '94 Bonneville SLE (3800 engine) after some engine warm-up, the check gauges light illuminates for approx. 5 to 10 seconds and I hear a chime, but no issue with the temp, oil, or voltage...

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