{"nhtsa_id":37947,"type":"service_bulletin","type_name":"Service bulletin","date_added":"1995-02-09","date":"1994-12-01","document_id":"476149","mfr_campaign":null,"replaces":null,"component":"UNKNOWN OR OTHER","mfr_system":null,"summary":"OIL PRESSURE GAUGE READING CONCERNS. *TW","document":null,"url":"https://open.wenmarpro.com/bulletins/37947","components":[],"codes":[],"topics":[],"vehicles":[{"make":"CHEVROLET","model":"ASTRO","year_from":1991,"year_to":1994,"match":null,"vehicle_ids":[]},{"make":"CHEVROLET","model":"BLAZER","year_from":1991,"year_to":1994,"match":"exact","vehicle_ids":["1991_chevrolet_blazer","1992_chevrolet_blazer","1993_chevrolet_blazer","1994_chevrolet_blazer"]},{"make":"CHEVROLET","model":"C SERIES(LIGHT)","year_from":1991,"year_to":1994,"match":null,"vehicle_ids":[]},{"make":"CHEVROLET","model":"G SERIES","year_from":1991,"year_to":1994,"match":"exact","vehicle_ids":["1991_chevrolet_g-series","1992_chevrolet_g-series","1993_chevrolet_g-series","1994_chevrolet_g-series"]},{"make":"CHEVROLET","model":"P SERIES","year_from":1991,"year_to":1994,"match":"exact","vehicle_ids":["1991_chevrolet_p-series","1992_chevrolet_p-series","1993_chevrolet_p-series","1994_chevrolet_p-series"]},{"make":"CHEVROLET","model":"S10","year_from":1991,"year_to":1994,"match":null,"vehicle_ids":[]},{"make":"GMC","model":"C SERIES(LIGHT)","year_from":1991,"year_to":1994,"match":null,"vehicle_ids":[]},{"make":"GMC","model":"G SERIES","year_from":1991,"year_to":1994,"match":null,"vehicle_ids":[]},{"make":"GMC","model":"JIMMY","year_from":1991,"year_to":1991,"match":"exact","vehicle_ids":["1991_gmc_jimmy"]},{"make":"GMC","model":"JIMMY","year_from":1992,"year_to":1994,"match":null,"vehicle_ids":[]},{"make":"GMC","model":"P SERIES","year_from":1991,"year_to":1994,"match":null,"vehicle_ids":[]},{"make":"GMC","model":"SAFARI","year_from":1991,"year_to":1994,"match":"exact","vehicle_ids":["1991_gmc_safari","1992_gmc_safari","1993_gmc_safari","1994_gmc_safari"]},{"make":"OLDSMOBILE","model":"BRAVADA","year_from":1991,"year_to":1992,"match":"exact","vehicle_ids":["1991_oldsmobile_bravada","1992_oldsmobile_bravada"]}],"as_of":"2026-10-19","note":"A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.","attribution":[]}