It does not have 1 on that year.
torque specs for an 89 chevy suburban
in the trans should have a vacuume line hooked to it
NO.You can only use a 93 or 94 only
Yes
carfully
3.73
yes
Yes it can. It is the same engine.
89 octane Factory specs.
86 to 89 OCTANE
Yes
unleaded, 89 or higher for a vortec.