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Can Anyone ID These 2 Sensors / Modules? (no part #)

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Old 07-28-2016, 07:37 PM
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Can Anyone ID These 2 Sensors / Modules? (no part #)

I'm going through my spare parts and ran across these 2 sensors/modules. (I have a '90 V6 3.1 Firebird.) Can someone help ID these? Just want to make sure they're trash before I throw them out. Thanks.
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Old 07-28-2016, 08:40 PM
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Re: Can Anyone ID These 2 Sensors / Modules? (no part #)

First one looks like an ESC module. Second is definitely ignition control module.
Old 07-28-2016, 08:41 PM
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Re: Can Anyone ID These 2 Sensors / Modules? (no part #)

The first one is an electronic spark module module that sits near the relays above the brake booster.

The second is an ignition module that lives in an external coil distributor.

Edit: Never mind....
Old 07-29-2016, 01:59 PM
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Re: Can Anyone ID These 2 Sensors / Modules? (no part #)

Originally Posted by florida_gators
I'm going through my spare parts and ran across these 2 sensors/modules. (I have a '90 V6 3.1 Firebird.) Can someone help ID these? Just want to make sure they're trash before I throw them out. Thanks.
Not trash...

The flat module is a knock filter, the hot stamp shows it as BLH. Which is an early 4-pole unit. Used on 5.0l & 5.7l carb'd engines. Being an early 4-pole unit they are very discriminating. Although you can't use it on the '90 Firebird.

The other unit with the 369 ink stamped is an ignition control module (ICM). That unit is used in the performance TPI small cap distributors. You can use it in the '90 Firebird as it uses the same type of ICM. But again a desirable ICM module.

RBob.
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