Alignment numbers showing in spec but the car still pulling after a curb hit is the classic sign of a bent component that the alignment machine cannot detect because it measures wheel angles relative to each other rather than against the actual chassis geometry.

Al Tayer service stamps looking legit is reassuring but does not tell you whether the air suspension compressor has been running overtime to compensate for a slow leak that started six months before the last service visit. SDD diagnostic software reading compressor activation frequency is the check that service stamps cannot replicate.

A shop owner refusing to use oil you already paid for because it would damage your transmission is exactly the kind of integrity that is genuinely rare. Most would just pour it in and let you discover the problem later.

200Ah deep cycle for workshop backup use is a specific requirement that most regular car battery shops won’t stock. Worth calling ahead to confirm they actually have it rather than assuming from an online listing.