Pages 41–53 (13 pages)

Truck

From the 1948 GM Product Service Bulletin – February 1948 Issue

Chevrolet and GMC truck items: a revised rear engine mounting, transmission winter lubricant for FC-450 and ACR-520 models, Durex distributor bushing replacement on GMC engines, rear axle shaft flange bolt service and the new splined hub on 1-1/2 and 2 ton trucks, front brake anchor cams, 1947 1/2 ton gas gauge float interference, the new 2-speed rear axle on 1947 3 ton models, bonded brake linings and 1948 engine assemblies for earlier trucks.

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What this section covers

  • Revised rear engine mounting
  • Transmission winter lubricant, FC-450 and ACR-520
  • Durex distributor bushing replacement
  • Axle shaft flange bolts and new splined hub
  • Front brake shoe anchor cams
  • Gas gauge tank unit interference
  • Revised 2-speed rear axle shafts and side gears
  • 1948 engine assemblies for 1941–1947 trucks
Year
1946, 1947, 1948
Models
Chevrolet 1000/1200, Pontiac 2000–2700, Oldsmobile 3500/3700, Buick, Chevrolet and GMC trucks 1/2–3 ton
Pages
59

What’s inside

Bulletin

  1. Cover and Training QuestionsThe cover marked Training Copy, February 28th, 1948, and a dealer co-operative service training quiz for mechanics with multiple-choice questions on the items in this issue, from the Chevrolet ignition switch to Hydra-Matic fluid capacity and truck axle bolt torque.pp. 1–3
  2. Chevroletpp. 4–13
  3. Pontiacpp. 14–23
  4. Oldsmobilepp. 24–29
  5. BuickMain bearing knock with full precision bearing inserts on early cars whose bearing caps were too wide, and how to file the caps to fit.pp. 30–31
  6. Bodypp. 32–40
  7. Truckpp. 41–53
  8. Generalpp. 54–59