Most rips use an outdated v1.0.0.4 or v1.0.7.0 executable. Download the tool (by Zolika1351). It will patch your rip to v1.0.8.0 (the final, most stable patch) and automatically remove GFWL.
I’ve played 8 hours so far. No crashes, stable 60fps, and the compression didn’t corrupt any core missions. Even the famous “No. 1” helicopter mission worked without a hitch. gta iv rip7z work