GMC 1986 P-Truck Service Manual page 5

Mr. Goodwrench wants you to have the right parts for
your truck—whether you see him for service or whether
you do the work yourself.
That's why Mr. Goodwrench wants to have a good
stock of genuine GM Parts available. Everything from
exclusive GM Goodwrench replacement engines and
transmissions to GM Goodwrench Motor Oil that meets
or exceeds all specifications for General Motors cars
or light trucks. And Mr. Goodwrench has a complete
line of GM chemicals for fine care of your GM vehicle.
Plus accessories to add convenience—
or just a little extra style.
He knows
quality parts
make a difference
even on
simple jobs.
So keep that great GM feeling with genuine GM parts
at participating independent Mr. Goodwrench dealers
selling Chevrolets, Pontiacs, Oldsmobiles, Buicks,
Cadillacs, GMC and Chevy Trucks.
O CNERAL M O T O R S C O R PO R A T IO N
B-05884