Service and repair manuals for 3 model years of the GMC R2500, 1987 to 1989. Each manual is matched to one exact year — the specifications and procedure sequences are the ones GMC published for that year's engine and trim, not values carried across the whole production run.
Engines across the range: 5.0L V8 — OHV · 7.4L V8 — OHV · 6.2L V8 — OHV · 4.8L I6 — OHV · 4.3L V6 — OHV · 5.7L V8 — OHV.
Federal safety record, all years: 6 recalls, 0 owner complaints and 0 technical service bulletins are logged for the R2500. Refreshed 2026-08-21.
01 / Model yearsChoose your R2500 year
| Year | Price | Recalls | Engines | Trims | |
|---|---|---|---|---|---|
| 1989 | $29.99 | 2 | 7.4L V8; 6.2L V8; 5.7L V8 | High Sierra Crew Cab Pickup 4-Door · Base Crew Cab Pickup 4-Door · Sierra Classic Crew Cab Pickup 4-Door | details → |
| 1988 | $29.99 | 2 | 7.4L V8; 6.2L V8; 4.8L I6; 5.7L V8 | High Sierra Crew Cab Pickup 4-Door · Base Crew Cab Pickup 4-Door · Sierra Classic Crew Cab Pickup 4-Door | details → |
| 1987 | $29.99 | 2 | 5.0L V8; 7.4L V8; 6.2L V8; 4.8L I6; 4.3L V6; 5.7L V8 | High Sierra Crew Cab Pickup 4-Door · Base Standard Cab Pickup 2-Door · High Sierra Standard Cab Pickup 2-Door · Sierra Classic Cab & Chassis 2-Door +5 | details → |
Related GMC models: GMC R2500 Suburban 1987–1991
02 / InsideSample pages
From the 1989 R2500 manual.
03 / ContentsWhat the manual covers
- Quick Lookups 67
- Engine Performance 963
- Accessories & Equipment 177
- General Information 1,523
- Body & Frame 12
- Heating, Ventilation & A/C (HVAC) 202
- Brakes 132
- Maintenance 52
- Drivelines & Axles 59
- Steering 106
- Electrical 208
- Suspension 38
- Engine Mechanical 294
- Transmission 300
- Steering Column Support Bracket Screws 22
- Steering Wheel Nut 30
- Ignition Switch Screws 35
- Lock Cylinder Retaining Screw 40
04 / OwnershipOwn it — don't rent it
| Option | What you pay | After a year |
|---|---|---|
| eManualStore R2500 manual | $29.99 once | Still yours |
| Per-vehicle online subscription | from $29 / year, renewing | Pay again or lose access |
| Library membership services | $33 / month, capped | $396 spent, nothing kept |
| Professional shop databases | $499–$2,388 / year | Renew or lose access |
Competitor figures as published on their sites, August 2026.
FAQQuestions about the R2500 manual
Which R2500 years does this manual cover?
Every year from 1987 to 1989 — 3 separate manuals, one per model year. Pick your year in the selector; the manual you receive is matched to that exact year, engine and trim.
Is this the OEM GMC R2500 manual or an aftermarket guide?
The OEM version. It carries the procedures, specifications, torque values and wiring diagrams GMC published for the R2500, organized by system — not a condensed aftermarket summary.
Does it include R2500 wiring diagrams?
Yes. Full wiring diagrams are part of every R2500 manual, alongside repair procedures, specifications and diagnostic information.
Does the manual cover R2500 recalls?
6 recalls are on federal record across the 1987–1989 R2500, listed by year below. The manual carries the manufacturer's diagnostic and repair procedures behind the systems involved; the recall repairs themselves are performed free by GMC dealers.
Why do some R2500 years cost more?
Every R2500 year is $29.99.
Is this a subscription?
No. One payment, and the manual is yours to keep — unlike per-vehicle subscriptions that renew every year.
How do I get the manual after purchase?
It is a digital manual — nothing ships. Access details arrive by email right after checkout, and you can use it on any device.
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