c/auto-body-repairers

My old boss told me to never trust a paint code from a 90s GM truck

He said the factory records were a mess and to always spray a test card first. I finally learned why when a '99 Sierra came in and the code gave us a shade three steps off. Anyone else run into this with older vehicles?

Serious question, when did we stop trusting our eyes for panel gaps?

Back in the day at my first shop in Akron, we'd set a door by eye and feel, maybe a tape measure for the big stuff. Now, the boss wants everything laser scanned and the printout says a gap is 0.2mm off spec, even though it looks perfect. We spent half a Tuesday reworking a hood on a Camry because the computer said so. Has anyone else's shop gone this far with the tech?

A customer in my route's apartment complex told me 'it's just a scratch' on his quarter panel, but I saw the rust starting underneath.

Shoutout to the tech who caught my mistake with a 2022 F-150 frame check

Last week in our Spokane shop, I almost cleared a truck with a bent frame because the damage was hidden under a new bed liner. My coworker spotted a 3mm gap difference on the passenger side during the final check. How many of you run a second look on jobs that seem too clean?

I switched from hand sanding to a dual action sander for feathering edges about 3 years ago and it cut my time in half.

Rant: A whole week of nothing but quarter panel rust repair

Got a 2005 Civic, a 2010 Focus, and a 1998 Ranger all in the shop at once, each with the same exact rear quarter panel rust issue. Spent five straight days just cutting, welding in patches, and grinding. The worst part was the Ranger, where I found way more rot under the bondo than the owner said was there. Anyone have a go-to trick for making those curved patch panels fit a little faster before tacking?

Just realized I was wasting hours on filler work after a job in Tacoma

I was doing a full quarter panel replacement on a 2018 Silverado at a shop up there last fall. The estimator had it clocked for 8 hours of filler and block sanding. I got the metal straight enough that I only needed maybe an hour of actual filler work. Showed the manager the time sheet and he said 'bill the full 8, that's what the system says.' Felt wrong. Now I push back on those padded estimates every time, even if it costs me money short term. How many of you guys are stuck billing for filler time you don't actually need?

An old painter told me my clear was too thick and it stuck with me

He said it looked like I was trying to 'paint with honey' and that I'd never get a good flow. I started mixing it a bit thinner, about 10% more reducer, and my orange peel dropped by half. Anyone else get a piece of advice that fixed a basic technique for you?

Vent: I was taping off panels wrong for years and didn't know it

Last week, a guy I work with in the shop pointed out my tape line on a quarter panel was off by maybe an eighth of an inch. I always just eyeballed it, thinking close was good enough. He showed me how he uses the body line as a hard guide, running his finger along it first to feel for any high spots before laying the tape. I tried it on the next job, a 2018 Silverado bed side, and the paint line came out perfectly straight for the first time. How many of you actually measure or mark your tape lines, or is it all by feel?

Vent: A painter told me my prep work looked like a 'rust farm'

I was getting ready to spray a quarter panel on a 2015 Silverado, and the painter from the booth next door walked over. He pointed at my feathering and said, 'You're leaving too much old primer, that's a rust farm in a year.' I was mad at first, but he showed me how he uses a guide coat over the whole area to find every low spot. Now I always do a full guide coat, even on small jobs. Anyone else have a trick that seemed like extra work but saved you in the long run?

PSA: The clear coat on that new batch of 'fast-cure' stuff is failing after six months

I sprayed a full hood with a new brand of clear coat back in March, the one everyone was talking about for its two-hour cure time. The job looked perfect, better than my usual stuff. Checked the car today and the whole panel is hazing and starting to spiderweb. It's only been about half a year. I think the UV inhibitors in it are junk, or the fast cure messes with the long-term hold. Has anyone else had a clear fail this quick on a recent job?

I think we're all overdoing it with the clear coat layers

Lately I see guys putting on four or five coats of clear, especially on custom jobs. I've been doing this for 12 years and I think that's way too much. I did a test panel last month, two coats versus four, and after baking them both, the four-coat panel took almost twice as long to fully cure and was way more likely to run. A good two medium-wet coats, sanded and buffed right, will last just as long and is easier to work with. Has anyone else cut back and seen better results?

Warning: I just found out how much paint overspray costs a shop in wasted material

Read a trade mag article that said the average shop loses about 30% of its paint to overspray. I always thought it was just a bit of waste, not that high. Anyone have a good trick for cutting that down on big jobs?

PSA: Overheard a guy at the parts counter say he'd never use a stud welder on quarter panels

He claimed it was 'overkill for anything but frame work', which is a take so bad I almost dropped my coffee.

A customer's question about clear coat made me change my mind on blending

I was finishing a fender on a 2017 Honda Civic, using my normal method of blending into the door. A guy picking up his truck watched for a minute and asked, 'Why not just do the whole panel? The color match is good.' I told him it's standard practice, better for the clear coat line. He said, 'But you're still painting most of the door. If the match is right, you're just adding a weak spot for no reason.' That hit different because he wasn't a painter, just a guy who thinks about how things are built. I've been doing it for ten years because that's how I was taught. Now I'm thinking, if the color is mixed right and the panel is small, maybe a full respray is cleaner. It's making me question a lot of 'always do this' rules. Has anyone else moved away from blending on smaller, flat panels?

Tried a new clear coat blend on a 2015 Civic's quarter panel and it actually worked

I mixed a bit of the factory base coat into the final clear coat layer, something my old boss in Dayton always called a 'hack'. The color match on that silver metallic is nearly perfect now, no hard line at all. Has anyone else tried this trick on newer factory paints?

Switched from hand sanding to a dual action polisher for clear coat blending and won't go back

I spent years trying to feather edges by hand until a guy at a trade show in Chicago showed me his 3M polisher setup. Anyone have a different method for those tricky quarter panel repairs?

Changed my mind about those cheap paint mixing cups

I used to grab the 50 cent plastic cups from the supply house because I thought a cup is a cup, right? Well, I had a big job last week mixing a three-stage pearl and the cheap cup started to soften from the reducer. The mix ratio got messed up and I had to redo the whole base coat, which cost me about $150 in wasted paint and two hours. I switched to the heavy duty ones that cost around $2 each and the difference is night and day, they don't react with anything. Has anyone else found a small tool that seemed like a waste but actually saved you a ton of trouble?

I found out the average car has over 30,000 parts

I was reading an old trade magazine at the shop and saw that number. It blew my mind because I just finished a quarter panel job on a Civic and felt like I touched half of them. My boss laughed and said, 'Yeah, and you get to know every single one when a kid brings in a basket case.' Has anyone else come across a fact about our work that just seemed crazy?

TIL something from a customer at my shop in Boise

A guy brought in his '78 Ford pickup with a dented fender and said, 'Just fix it like you would your own truck.' That one sentence changed how I talk to every client now. How do you all handle setting expectations on a repair?

Warning: Saw a shop in Dayton skip the corrosion inhibitor after a quarter panel weld.

Honestly, they just slapped on the primer and paint over the bare weld, no conversion coating at all. Tbh, that's a rust bubble waiting to happen, and I've seen it come back in under a year on a Tacoma I fixed later. Ngl, who still thinks skipping that step is saving time or money?

DAE use a heat gun to soften old seam sealer before scraping it off?

I switched from just chiseling at it cold to warming it for about 30 seconds first, and the difference in clean-up time on a '78 Chevy cab corner was like night and day, saving me at least an hour of messy work.

Vent: A bad weld on a quarter panel almost cost me a whole job

I was in the middle of a repair on a 2017 Civic's rear quarter in my shop. I had just finished welding a new section and started grinding, but the weld started to crack along the seam. I realized I hadn't let the metal cool enough between passes, and the heat stress was too much. I had to cut the whole section out and start over, adding about 4 hours to the job. Has anyone else run into this with newer, thinner sheet metal?

I finally saw the difference between a rushed and a proper clear coat cure time

Had a Honda Civic hood that got a full respray. The first time, we rushed the clear after 30 minutes in a 70-degree booth and it ended up with solvent pop. Redid it with a full 45-minute flash, and the finish is glass. Are you guys strict on your cure times, or do you push it when the shop is busy?

Update: Saw a really clean repair on a classic Bronco at a car show in Springfield

The panel gaps were perfect, and they matched the factory orange peel on the quarter panel exactly. Anyone know a good shop in the Midwest that specializes in that level of metal work?