Here's a quick list for anyone looking for service information. Everything below except Mitchell DIY is completely free!
CHARM.LI -
charm.li/
-
charm.li/about.html
Free service information resource, spanning 1982 - 2013 model years. *If you're in need of service info, check here first.*
SKF Torque Specification Guide 2023 -
cdn.skfmediahub.skf.com/api/public/094dd...f_preview_medium.pdf
PartSouq -
partsouq.com/
OEM parts diagrams and exploded views.
Rotkee Waveform Library -
rotkee.com/en/waveform-library
Cam/crank waveforms, known good patterns.
RepairLink -
repairlinkshop.com/
Requires a free account, but worth it. Great for vehicle build information, RPO codes and exploded views.
Mitchell DIY -
eautorepair.adtrk.biz/?a=10817&c=24&p=r&s1=
For a reasonable price, you get access to the same kind of repair info and wiring diagrams ScannerDanner uses. Easy to justify and bill for if you're working independently.
Fuse voltage drop chart -
powerprobe.com/wp-content/uploads/2025/0...ltage-drop-chart.pdf
This relates directly to the fuse voltage drop method of finding parasitic drains.
Ohms Law Calculator -
www.ohmslawcalculator.com/ohms-law-calculator
Ford Service Info -
www.motorcraftservice.com/freeresources/obd
Hit the "Free Resources" tab for all kinds of info on Ford products, including ODB Theory & Operation, PATS, owners manuals, and more.
OEM1Stop.com -
oem1stop.com/
Fantastic page for anyone that regularly uses OEM data/programming subscriptions.
Amsoil.com -
www.amsoil.com/lookup/auto-and-light-truck/
Good for looking up required fluids and fill capacities.
StartMyCar.com -
www.startmycar.com/us/
Interactive fuse box diagrams.
TIS/SPS Info -
tis2web.service.opel.com/tis2web/
OR
tlc-dmz-gateway.ext.gm.com/spsinfo-ui
Alternate calibration lookup for GM vehicles, since the current lookup in ACDelco TDS likes to break.
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