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Tonimus replied to the thread Rebuilding 4l60e.

If I'm going through all that, I'm going with a 4L80E. Just do a segment swap on the PCM and send it. A cost effective but decent 4L80E...

Yesterday at 1:19 PM
Tonimus reacted to 99Sierra2500's post in the thread Rebuilding 4l60e with Like.

Welcome! All that sounds good to make the 4L60E stronger. Nick on youtube I think is pretty knowledgeable...

Yesterday at 1:11 PM
Tonimus reacted to dbryan23's post in the thread P1441 EVAP code with Like.

Update: On my way home yesterday, the engine light went off. Now I'm pretty sure I don't smell fuel anymore, either. So I'm thinking...

Wednesday at 2:34 PM
Tonimus reacted to 99Sierra2500's post in the thread EVAP P0446 with Like.

P0446 SYSTEM DESCRIPTION This DTC tests the evaporative emission (EVAP) system for a restricted or blocked EVAP vent path. The...

Wednesday at 2:34 PM
Tonimus reacted to ORVietVet's post in the thread Work out of my garage/driveway with Like.

When I ran shops and needed to get the story behind the vehicle problem, the first thing I always did was ask the driver that drives the...

Wednesday at 10:35 AM
Tonimus reacted to 5202500HD's post in the thread Cig lighter and DLC off with key mod with Like.

Ordered the parts today. Thank you for the guidance .

Wednesday at 10:22 AM
Tonimus reacted to Marky Dissod's post in the thread Reduced Engine Power with Like.

It's not that he thought it was NOT important, it's that he did not have immediate access to the code(s) yet, but had access to the...

Tuesday at 10:25 AM
Tonimus replied to the thread Potential oil pressure sensor leak.

Welcome to the forum! It's hard to tell where it's coming from when they get that gross. Ask me how I know. But the recommendations...

Tuesday at 9:48 AM
Tonimus reacted to ORVietVet's post in the thread P1441 EVAP code with Like.

Welcome to your first post on the forum. Do what @99Sierra2500 said. Stop throwing parts at it. That year, the problem is likely...

Tuesday at 9:46 AM
Tonimus replied to the thread 2001 Tahoe high presure on low side of A/C.

It does sound like it's low. The high pressure cutoff doesn't kick in until some ridiculous pressure.

Tuesday at 9:40 AM
Tonimus reacted to 5202500HD's post in the thread Cig lighter and DLC off with key mod with Like.

Ok so under the hood on drivers side main fuse/relay box I have a 15AMP Cig. Lighter Fuse and a 20amp Aux. fuse. What I'd like to do is...

Tuesday at 9:36 AM
Tonimus replied to the thread Cig lighter and DLC off with key mod.

Do the mod I showed with the Aux fuse instead of the cig outlet.

Tuesday at 9:36 AM
Tonimus reacted to FW_Z71Burb's post in the thread Faint fuel smell with Like.

Thanks Stu. I blew in the solenoid and it was closed I could take a vac guage/pump to it this weekend Appreciate the info.. I’m...

May 29, 2026
Tonimus replied to the thread Cig lighter and DLC off with key mod.

Mine also has two ports, but one is a 12v outlet and one is a cigarette lighter. This only changes the cigarette lighter port and DLC...

May 29, 2026
Tonimus replied to the thread GMT800 Airbag kit.

I'm sure someone does. If I didn't just have to wing $500 at my Tahoe, I'd get it for my '78 Burb.

May 26, 2026