Contents Wiring diagrams Section: Heater All sections

Heater System: Specifications GMC Sonoma II

Heater 6 illustrations

TORQUE SPECIFICATIONS

ApplicationFt. Lbs. (N.m)
Instrument Panel Carrier Center Support Bolts (1)18 (25)
Instrument Panel Carrier Top/Side Bolts (1)37 (50)
Instrument Panel Pivot Bolts (2)15 (20)
Steering Column Support & Shaft Bolt (1)22 (30)
INCH Lbs. (N.m)
Auxiliary Heater Bolts/Nuts13 (1.5)/89 (10)
Blower Motor Bolts20 (2.1)
Control Assembly Screws35 (4)
Heater Case Bolts17 (1.9)
(1) New Sierra and Silverado models. (2) "C" & "K" series pickups.
(1)New Sierra and Silverado models.
(2)"C" & "K" series pickups.

TORQUE SPECIFICATIONS

Scheme 1

Scheme 1: VACUUM HOSE DIAGRAM(S)
Scheme 21: Heater System Wiring Diagram (Astro & Safari)
Scheme 22: Heater System Wiring Diagram ("C" & "K" Pickups, Escalade, Sierra, Suburban, Tahoe & Yukon - Front)
Scheme 23: Heater System Wiring Diagram (Escalade, Suburban, Tahoe & Yukon - Rear Auxiliary)
Scheme 24: Heater System Wiring Diagram ("G" Vans, Express & Savana)
Scheme 26: Heater System Wiring Diagram (Sonoma & S10)