Additional Service Information (Gasoline Models)

WARNING: This page does not describe the selected car, but rather 20 other vehicles, including the 1987 GMC Pickup, 1987 GMC Cab & Chassis, 1987 Chevrolet Pickup, 1987 Chevrolet Cab & Chassis, and 1986 GMC Pickup. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Throttle Body Mounting Torque (1987 Gasoline Models)

Courtesy of GENERAL MOTORS CORP.

Fig 2: EGR & EVRV Location (Heavy-Duty Gasoline Models)

Courtesy of GENERAL MOTORS CORP.

Fig 3: Servicing EVRV Filter (Heavy-Duty Gasoline Models)

Courtesy of GENERAL MOTORS CORP.

NOTE: For more information regarding EGR system service refer to the EGR FUNCTION TESTING article in the ENGINE PERFORMANCE section.