Pages 14–23 (10 pages)

Pontiac

From the 1948 GM Product Service Bulletin – February 1948 Issue

Pontiac items, led by the introduction of Hydra-Matic Drive for 1948 (optional except in the 2000 and 2200 Series). It gives shift speeds, fluid level checks, draining and refilling, manual and throttle linkage adjustment with gauge pins J-2544, throttle cracker and starter interlock settings, and front and rear band adjustment. Also covered are hood grille brackets, a caster shim on 2500 and 2700 Series, and other 1948 features.

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What this section covers

  • Hood grille bolt retainer brackets, 1946–1947
  • Lower control arm shaft shim for caster
  • Hydra-Matic shift speeds and fluid level
  • Hydra-Matic draining, refilling and capacity
  • Control and throttle linkage adjustment
  • Front and rear servo band adjustment
  • Oil-filled coil, spark plug protectors, new shock absorbers
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