Pages 4–15 (12 pages)

Chevrolet

From the 1949 GM Product Service Bulletin – March 1949 Issue

Chevrolet passenger car items: new partial engine #5790314 for 1940–1942 Series 1000 and 1200, with supplementary parts list No. 301 and instruction plates; a corrected 1949 king pin inclination of 4 degrees; and high gear slip-out on 1940–1948 transmissions, cured by shimming the clutch housing or fitting an over-centre spring made from band iron and welding rod. It also gives torque specifications for all 1940–1949 Chevrolet cars, a hood release cable that can short the voltage regulator, and front bumper to gravel deflector clearance.

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What this section covers

  • Partial engine #5790314 and parts list No. 301
  • King pin inclination specification corrected
  • High gear slip-out: poppet ball, shimming, over-centre spring
  • Torque specifications, 1940–1949, and checking torque
  • Voltage regulator shorted by hood release cable
  • Front bumper to gravel deflector interference
Year
1940, 1941, 1942, 1943, 1944, 1945, 1946, 1947, 1948, 1949
Make
Buick, Chevrolet, Fisher Body, General Motors, GMC, Oldsmobile, Pontiac
Vehicle
Passenger Cars, Trucks
Type
Service Bulletin
Models
Chevrolet 1000/1200, Pontiac 2000–2700, Oldsmobile 3500/3700, Buick, Chevrolet and GMC trucks 1/2–3 ton
Pages
45

What’s inside

Bulletin

  1. Cover and Training QuestionsThe cover marked Training Copy, March 31st, 1949, and Dealer Co-operative Service Training examination No. 15 for body men, with multiple-choice questions on quarter panel crack repair, door lock strikers, regulator arms on A bodies, Hydro-lectric folding top hydraulics and arm rest attachment.pp. 1–3
  2. Chevroletpp. 4–15
  3. Pontiacpp. 16–27
  4. OldsmobileAn assist handle installing fixture for disabled drivers on 1941–1949 models, Carter carburetor sheets for 1948 Hydra-Matic cars, and a revised fast idle cam adjustment for the 1949 Series 3700 Rochester carburetor.pp. 28–29
  5. BuickThe oversize service axle shaft spacer block #1323880 for 1934–1949 models, which needs the axle shaft ends ground to fit, and Carter carburetor sheets for 1948 Series 40 to 70.pp. 30–30
  6. Bodypp. 31–37
  7. Truckpp. 38–45

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